427276681

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 496742400

約数和(自身を除く): 69465719

約数列:

[1, 13, 23, 43, 167, 199, 299, 559, 989, 2171, 2587, 3841, 4577, 7181, 8557, 12857, 33233, 49933, 59501, 93353, 111241, 165163, 196811, 432029, 764359, 1429019, 2147119, 2558543, 9936667, 18577247, 32867437, 427276681]

約数ペア:

[(1, 427276681), (13, 32867437), (23, 18577247), (43, 9936667), (167, 2558543), (199, 2147119), (299, 1429019), (559, 764359), (989, 432029), (2171, 196811), (2587, 165163), (3841, 111241), (4577, 93353), (7181, 59501), (8557, 49933), (12857, 33233)]