155169790

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{218549}}^1$

素因数の和:218627

約数の個数: 16

約数和(自身を含む): 283240800

約数和(自身を除く): 128071010

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 218549, 437098, 1092745, 2185490, 15516979, 31033958, 77584895, 155169790]

約数ペア:

[(1, 155169790), (2, 77584895), (5, 31033958), (10, 15516979), (71, 2185490), (142, 1092745), (355, 437098), (710, 218549)]