491578009

素因数分解:

${\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{3499}}^1$

素因数の和:3720

約数の個数: 16

約数和(自身を含む): 539784000

約数和(自身を除く): 48205991

約数列:

[1, 13, 101, 107, 1313, 1391, 3499, 10807, 45487, 140491, 353399, 374393, 4594187, 4867109, 37813693, 491578009]

約数ペア:

[(1, 491578009), (13, 37813693), (101, 4867109), (107, 4594187), (1313, 374393), (1391, 353399), (3499, 140491), (10807, 45487)]