68919268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{7951}}^1$

素因数の和:8163

約数の個数: 24

約数和(自身を含む): 132257664

約数和(自身を除く): 63338396

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 4334, 7951, 8668, 15902, 31804, 87461, 174922, 349844, 1566347, 3132694, 6265388, 17229817, 34459634, 68919268]

約数ペア:

[(1, 68919268), (2, 34459634), (4, 17229817), (11, 6265388), (22, 3132694), (44, 1566347), (197, 349844), (394, 174922), (788, 87461), (2167, 31804), (4334, 15902), (7951, 8668)]