40216891

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 48963152

約数和(自身を除く): 8746261

約数列:

[1, 11, 13, 37, 121, 143, 407, 481, 691, 1573, 4477, 5291, 7601, 8983, 25567, 58201, 83611, 98813, 281237, 332371, 1086943, 3093607, 3656081, 40216891]

約数ペア:

[(1, 40216891), (11, 3656081), (13, 3093607), (37, 1086943), (121, 332371), (143, 281237), (407, 98813), (481, 83611), (691, 58201), (1573, 25567), (4477, 8983), (5291, 7601)]