31717621

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 37997568

約数和(自身を除く): 6279947

約数列:

[1, 13, 23, 37, 47, 61, 299, 481, 611, 793, 851, 1081, 1403, 1739, 2257, 2867, 11063, 14053, 18239, 22607, 29341, 37271, 39997, 51911, 65941, 106079, 519961, 674843, 857233, 1379027, 2439817, 31717621]

約数ペア:

[(1, 31717621), (13, 2439817), (23, 1379027), (37, 857233), (47, 674843), (61, 519961), (299, 106079), (481, 65941), (611, 51911), (793, 39997), (851, 37271), (1081, 29341), (1403, 22607), (1739, 18239), (2257, 14053), (2867, 11063)]