1281186

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:770

約数の個数: 24

約数和(自身を含む): 2805660

約数和(自身を除く): 1524474

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 653, 654, 981, 1306, 1959, 1962, 3918, 5877, 11754, 71177, 142354, 213531, 427062, 640593, 1281186]

約数ペア:

[(1, 1281186), (2, 640593), (3, 427062), (6, 213531), (9, 142354), (18, 71177), (109, 11754), (218, 5877), (327, 3918), (653, 1962), (654, 1959), (981, 1306)]