54259985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 71128440

約数和(自身を除く): 16868455

約数列:

[1, 5, 13, 65, 157, 169, 409, 785, 845, 2041, 2045, 5317, 10205, 26533, 26585, 64213, 69121, 132665, 321065, 345605, 834769, 4173845, 10851997, 54259985]

約数ペア:

[(1, 54259985), (5, 10851997), (13, 4173845), (65, 834769), (157, 345605), (169, 321065), (409, 132665), (785, 69121), (845, 64213), (2041, 26585), (2045, 26533), (5317, 10205)]