81381198

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{5171}}^1$

素因数の和:5280

約数の個数: 32

約数和(自身を含む): 169310592

約数和(自身を除く): 87929394

約数列:

[1, 2, 3, 6, 43, 61, 86, 122, 129, 183, 258, 366, 2623, 5171, 5246, 7869, 10342, 15513, 15738, 31026, 222353, 315431, 444706, 630862, 667059, 946293, 1334118, 1892586, 13563533, 27127066, 40690599, 81381198]

約数ペア:

[(1, 81381198), (2, 40690599), (3, 27127066), (6, 13563533), (43, 1892586), (61, 1334118), (86, 946293), (122, 667059), (129, 630862), (183, 444706), (258, 315431), (366, 222353), (2623, 31026), (5171, 15738), (5246, 15513), (7869, 10342)]