1285455598

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{660563}}^1$

素因数の和:660711

約数の個数: 16

約数和(自身を含む): 2219495040

約数和(自身を除く): 934039442

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 660563, 1321126, 4623941, 9247882, 91818257, 183636514, 642727799, 1285455598]

約数ペア:

[(1, 1285455598), (2, 642727799), (7, 183636514), (14, 91818257), (139, 9247882), (278, 4623941), (973, 1321126), (1946, 660563)]