81468541

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{6491}}^1$

素因数の和:6672

約数の個数: 16

約数和(自身を含む): 102210048

約数和(自身を除く): 20741507

約数列:

[1, 7, 11, 77, 163, 1141, 1793, 6491, 12551, 45437, 71401, 499807, 1058033, 7406231, 11638363, 81468541]

約数ペア:

[(1, 81468541), (7, 11638363), (11, 7406231), (77, 1058033), (163, 499807), (1141, 71401), (1793, 45437), (6491, 12551)]