13556455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7951}}^1$

素因数の和:7998

約数の個数: 16

約数和(自身を含む): 18321408

約数和(自身を除く): 4764953

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 7951, 39755, 87461, 246481, 437305, 1232405, 2711291, 13556455]

約数ペア:

[(1, 13556455), (5, 2711291), (11, 1232405), (31, 437305), (55, 246481), (155, 87461), (341, 39755), (1705, 7951)]