263538145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{17401}}^1$

素因数の和:17652

約数の個数: 16

約数和(自身を含む): 342053712

約数和(自身を除く): 78515567

約数列:

[1, 5, 13, 65, 233, 1165, 3029, 15145, 17401, 87005, 226213, 1131065, 4054433, 20272165, 52707629, 263538145]

約数ペア:

[(1, 263538145), (5, 52707629), (13, 20272165), (65, 4054433), (233, 1131065), (1165, 226213), (3029, 87005), (15145, 17401)]