28244412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 91203840

約数和(自身を除く): 62959428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 51, 57, 63, 68, 76, 84, 102, 114, 119, 126, 133, 153, 171, 204, 228, 238, 252, 266, 306, 323, 342, 347, 357, 399, 476, 532, 612, 646, 684, 694, 714, 798, 969, 1041, 1071, 1197, 1292, 1388, 1428, 1596, 1938, 2082, 2142, 2261, 2394, 2429, 2907, 3123, 3876, 4164, 4284, 4522, 4788, 4858, 5814, 5899, 6246, 6593, 6783, 7287, 9044, 9716, 11628, 11798, 12492, 13186, 13566, 14574, 17697, 19779, 20349, 21861, 23596, 26372, 27132, 29148, 35394, 39558, 40698, 41293, 43722, 46151, 53091, 59337, 70788, 79116, 81396, 82586, 87444, 92302, 106182, 112081, 118674, 123879, 138453, 165172, 184604, 212364, 224162, 237348, 247758, 276906, 336243, 371637, 415359, 448324, 495516, 553812, 672486, 743274, 784567, 830718, 1008729, 1344972, 1486548, 1569134, 1661436, 2017458, 2353701, 3138268, 4034916, 4707402, 7061103, 9414804, 14122206, 28244412]

約数ペア:

[(1, 28244412), (2, 14122206), (3, 9414804), (4, 7061103), (6, 4707402), (7, 4034916), (9, 3138268), (12, 2353701), (14, 2017458), (17, 1661436), (18, 1569134), (19, 1486548), (21, 1344972), (28, 1008729), (34, 830718), (36, 784567), (38, 743274), (42, 672486), (51, 553812), (57, 495516), (63, 448324), (68, 415359), (76, 371637), (84, 336243), (102, 276906), (114, 247758), (119, 237348), (126, 224162), (133, 212364), (153, 184604), (171, 165172), (204, 138453), (228, 123879), (238, 118674), (252, 112081), (266, 106182), (306, 92302), (323, 87444), (342, 82586), (347, 81396), (357, 79116), (399, 70788), (476, 59337), (532, 53091), (612, 46151), (646, 43722), (684, 41293), (694, 40698), (714, 39558), (798, 35394), (969, 29148), (1041, 27132), (1071, 26372), (1197, 23596), (1292, 21861), (1388, 20349), (1428, 19779), (1596, 17697), (1938, 14574), (2082, 13566), (2142, 13186), (2261, 12492), (2394, 11798), (2429, 11628), (2907, 9716), (3123, 9044), (3876, 7287), (4164, 6783), (4284, 6593), (4522, 6246), (4788, 5899), (4858, 5814)]