905117005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{123229}}^1$

素因数の和:123360

約数の個数: 16

約数和(自身を含む): 1180050480

約数和(自身を除く): 274933475

約数列:

[1, 5, 13, 65, 113, 565, 1469, 7345, 123229, 616145, 1601977, 8009885, 13924877, 69624385, 181023401, 905117005]

約数ペア:

[(1, 905117005), (5, 181023401), (13, 69624385), (65, 13924877), (113, 8009885), (565, 1601977), (1469, 616145), (7345, 123229)]