211370744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2609}}^1$

素因数の和:2688

約数の個数: 64

約数和(自身を含む): 460404000

約数和(自身を除く): 249033256

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 41, 52, 76, 82, 104, 152, 164, 247, 328, 494, 533, 779, 988, 1066, 1558, 1976, 2132, 2609, 3116, 4264, 5218, 6232, 10127, 10436, 20254, 20872, 33917, 40508, 49571, 67834, 81016, 99142, 106969, 135668, 198284, 213938, 271336, 396568, 427876, 644423, 855752, 1288846, 1390597, 2032411, 2577692, 2781194, 4064822, 5155384, 5562388, 8129644, 11124776, 16259288, 26421343, 52842686, 105685372, 211370744]

約数ペア:

[(1, 211370744), (2, 105685372), (4, 52842686), (8, 26421343), (13, 16259288), (19, 11124776), (26, 8129644), (38, 5562388), (41, 5155384), (52, 4064822), (76, 2781194), (82, 2577692), (104, 2032411), (152, 1390597), (164, 1288846), (247, 855752), (328, 644423), (494, 427876), (533, 396568), (779, 271336), (988, 213938), (1066, 198284), (1558, 135668), (1976, 106969), (2132, 99142), (2609, 81016), (3116, 67834), (4264, 49571), (5218, 40508), (6232, 33917), (10127, 20872), (10436, 20254)]