7487428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1321}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 14251160

約数和(自身を除く): 6763732

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1321, 1417, 2642, 2834, 5284, 5668, 17173, 34346, 68692, 143989, 287978, 575956, 1871857, 3743714, 7487428]

約数ペア:

[(1, 7487428), (2, 3743714), (4, 1871857), (13, 575956), (26, 287978), (52, 143989), (109, 68692), (218, 34346), (436, 17173), (1321, 5668), (1417, 5284), (2642, 2834)]