123397456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{84751}}^1$

素因数の和:84779

約数の個数: 40

約数和(自身を含む): 294258944

約数和(自身を除く): 170861488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 84751, 169502, 339004, 593257, 678008, 1101763, 1186514, 1356016, 2203526, 2373028, 4407052, 4746056, 7712341, 8814104, 9492112, 15424682, 17628208, 30849364, 61698728, 123397456]

約数ペア:

[(1, 123397456), (2, 61698728), (4, 30849364), (7, 17628208), (8, 15424682), (13, 9492112), (14, 8814104), (16, 7712341), (26, 4746056), (28, 4407052), (52, 2373028), (56, 2203526), (91, 1356016), (104, 1186514), (112, 1101763), (182, 678008), (208, 593257), (364, 339004), (728, 169502), (1456, 84751)]