668879406

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2858459}}^1$

素因数の和:2858480

約数の個数: 24

約数和(自身を含む): 1560719160

約数和(自身を除く): 891839754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2858459, 5716918, 8575377, 17150754, 25726131, 37159967, 51452262, 74319934, 111479901, 222959802, 334439703, 668879406]

約数ペア:

[(1, 668879406), (2, 334439703), (3, 222959802), (6, 111479901), (9, 74319934), (13, 51452262), (18, 37159967), (26, 25726131), (39, 17150754), (78, 8575377), (117, 5716918), (234, 2858459)]