71533431

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 104948480

約数和(自身を除く): 33415049

約数列:

[1, 3, 9, 139, 211, 271, 417, 633, 813, 1251, 1899, 2439, 29329, 37669, 57181, 87987, 113007, 171543, 263961, 339021, 514629, 7948159, 23844477, 71533431]

約数ペア:

[(1, 71533431), (3, 23844477), (9, 7948159), (139, 514629), (211, 339021), (271, 263961), (417, 171543), (633, 113007), (813, 87987), (1251, 57181), (1899, 37669), (2439, 29329)]