989558388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{797}}^1$

素因数の和:1206

約数の個数: 144

約数和(自身を含む): 3090622080

約数和(自身を除く): 2101063692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 379, 468, 546, 758, 797, 819, 1092, 1137, 1516, 1594, 1638, 2274, 2391, 2653, 3188, 3276, 3411, 4548, 4782, 4927, 5306, 5579, 6822, 7173, 7959, 9564, 9854, 10361, 10612, 11158, 13644, 14346, 14781, 15918, 16737, 19708, 20722, 22316, 23877, 28692, 29562, 31083, 31836, 33474, 34489, 41444, 44343, 47754, 50211, 59124, 62166, 66948, 68978, 72527, 88686, 93249, 95508, 100422, 103467, 124332, 137956, 145054, 177372, 186498, 200844, 206934, 217581, 290108, 302063, 310401, 372996, 413868, 435162, 604126, 620802, 652743, 870324, 906189, 1208252, 1241604, 1305486, 1812378, 2114441, 2610972, 2718567, 3624756, 3926819, 4228882, 5437134, 6343323, 7853638, 8457764, 10874268, 11780457, 12686646, 15707276, 19029969, 23560914, 25373292, 27487733, 35341371, 38059938, 47121828, 54975466, 70682742, 76119876, 82463199, 109950932, 141365484, 164926398, 247389597, 329852796, 494779194, 989558388]

約数ペア:

[(1, 989558388), (2, 494779194), (3, 329852796), (4, 247389597), (6, 164926398), (7, 141365484), (9, 109950932), (12, 82463199), (13, 76119876), (14, 70682742), (18, 54975466), (21, 47121828), (26, 38059938), (28, 35341371), (36, 27487733), (39, 25373292), (42, 23560914), (52, 19029969), (63, 15707276), (78, 12686646), (84, 11780457), (91, 10874268), (117, 8457764), (126, 7853638), (156, 6343323), (182, 5437134), (234, 4228882), (252, 3926819), (273, 3624756), (364, 2718567), (379, 2610972), (468, 2114441), (546, 1812378), (758, 1305486), (797, 1241604), (819, 1208252), (1092, 906189), (1137, 870324), (1516, 652743), (1594, 620802), (1638, 604126), (2274, 435162), (2391, 413868), (2653, 372996), (3188, 310401), (3276, 302063), (3411, 290108), (4548, 217581), (4782, 206934), (4927, 200844), (5306, 186498), (5579, 177372), (6822, 145054), (7173, 137956), (7959, 124332), (9564, 103467), (9854, 100422), (10361, 95508), (10612, 93249), (11158, 88686), (13644, 72527), (14346, 68978), (14781, 66948), (15918, 62166), (16737, 59124), (19708, 50211), (20722, 47754), (22316, 44343), (23877, 41444), (28692, 34489), (29562, 33474), (31083, 31836)]