1289764

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 2619008

約数和(自身を除く): 1329244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 631, 1022, 1262, 2044, 2524, 4417, 8834, 17668, 46063, 92126, 184252, 322441, 644882, 1289764]

約数ペア:

[(1, 1289764), (2, 644882), (4, 322441), (7, 184252), (14, 92126), (28, 46063), (73, 17668), (146, 8834), (292, 4417), (511, 2524), (631, 2044), (1022, 1262)]