66980205

素因数分解:

$3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3257}}^1$

素因数の和:3725

約数の個数: 24

約数和(自身を含む): 116388792

約数和(自身を除く): 49408587

約数列:

[1, 3, 5, 9, 15, 45, 457, 1371, 2285, 3257, 4113, 6855, 9771, 16285, 20565, 29313, 48855, 146565, 1488449, 4465347, 7442245, 13396041, 22326735, 66980205]

約数ペア:

[(1, 66980205), (3, 22326735), (5, 13396041), (9, 7442245), (15, 4465347), (45, 1488449), (457, 146565), (1371, 48855), (2285, 29313), (3257, 20565), (4113, 16285), (6855, 9771)]