7861284

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1571}}^1$

素因数の和:1720

約数の個数: 36

約数和(自身を含む): 20027280

約数和(自身を除く): 12165996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1571, 1668, 2502, 3142, 4713, 5004, 6284, 9426, 14139, 18852, 28278, 56556, 218369, 436738, 655107, 873476, 1310214, 1965321, 2620428, 3930642, 7861284]

約数ペア:

[(1, 7861284), (2, 3930642), (3, 2620428), (4, 1965321), (6, 1310214), (9, 873476), (12, 655107), (18, 436738), (36, 218369), (139, 56556), (278, 28278), (417, 18852), (556, 14139), (834, 9426), (1251, 6284), (1571, 5004), (1668, 4713), (2502, 3142)]