82620215

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{1103}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 101108736

約数和(自身を除く): 18488521

約数列:

[1, 5, 71, 211, 355, 1055, 1103, 5515, 14981, 74905, 78313, 232733, 391565, 1163665, 16524043, 82620215]

約数ペア:

[(1, 82620215), (5, 16524043), (71, 1163665), (211, 391565), (355, 232733), (1055, 78313), (1103, 74905), (5515, 14981)]