28538331444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1\times {\mathrm{2099}}^1$

素因数の和:2610

約数の個数: 144

約数和(自身を含む): 83240102400

約数和(自身を除く): 54701770956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 331, 489, 652, 662, 978, 993, 1141, 1324, 1467, 1956, 1986, 2099, 2282, 2317, 2934, 2979, 3423, 3972, 4198, 4564, 4634, 5868, 5958, 6297, 6846, 6951, 8396, 9268, 10269, 11916, 12594, 13692, 13902, 14693, 18891, 20538, 20853, 25188, 27804, 29386, 37782, 41076, 41706, 44079, 53953, 58772, 75564, 83412, 88158, 107906, 132237, 161859, 176316, 215812, 264474, 323718, 342137, 377671, 485577, 528948, 647436, 684274, 694769, 755342, 971154, 1026411, 1133013, 1368548, 1389538, 1510684, 1942308, 2052822, 2084307, 2266026, 2394959, 2779076, 3079233, 3399039, 4105644, 4168614, 4532052, 4789918, 4863383, 6158466, 6252921, 6798078, 7184877, 8337228, 9579836, 9726766, 12316932, 12505842, 13596156, 14369754, 14590149, 19453532, 21554631, 25011684, 28739508, 29180298, 43109262, 43770447, 58360596, 86218524, 87540894, 113247347, 175081788, 226494694, 339742041, 452989388, 679484082, 792731429, 1019226123, 1358968164, 1585462858, 2038452246, 2378194287, 3170925716, 4076904492, 4756388574, 7134582861, 9512777148, 14269165722, 28538331444]

約数ペア:

[(1, 28538331444), (2, 14269165722), (3, 9512777148), (4, 7134582861), (6, 4756388574), (7, 4076904492), (9, 3170925716), (12, 2378194287), (14, 2038452246), (18, 1585462858), (21, 1358968164), (28, 1019226123), (36, 792731429), (42, 679484082), (63, 452989388), (84, 339742041), (126, 226494694), (163, 175081788), (252, 113247347), (326, 87540894), (331, 86218524), (489, 58360596), (652, 43770447), (662, 43109262), (978, 29180298), (993, 28739508), (1141, 25011684), (1324, 21554631), (1467, 19453532), (1956, 14590149), (1986, 14369754), (2099, 13596156), (2282, 12505842), (2317, 12316932), (2934, 9726766), (2979, 9579836), (3423, 8337228), (3972, 7184877), (4198, 6798078), (4564, 6252921), (4634, 6158466), (5868, 4863383), (5958, 4789918), (6297, 4532052), (6846, 4168614), (6951, 4105644), (8396, 3399039), (9268, 3079233), (10269, 2779076), (11916, 2394959), (12594, 2266026), (13692, 2084307), (13902, 2052822), (14693, 1942308), (18891, 1510684), (20538, 1389538), (20853, 1368548), (25188, 1133013), (27804, 1026411), (29386, 971154), (37782, 755342), (41076, 694769), (41706, 684274), (44079, 647436), (53953, 528948), (58772, 485577), (75564, 377671), (83412, 342137), (88158, 323718), (107906, 264474), (132237, 215812), (161859, 176316)]