247486533

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{10513}}^1$

素因数の和:10601

約数の個数: 32

約数和(自身を含む): 403737600

約数和(自身を除く): 156251067

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3363, 7847, 10513, 23541, 31539, 73591, 199747, 220773, 599241, 620267, 1398229, 1860801, 4194687, 4341869, 11785073, 13025607, 35355219, 82495511, 247486533]

約数ペア:

[(1, 247486533), (3, 82495511), (7, 35355219), (19, 13025607), (21, 11785073), (57, 4341869), (59, 4194687), (133, 1860801), (177, 1398229), (399, 620267), (413, 599241), (1121, 220773), (1239, 199747), (3363, 73591), (7847, 31539), (10513, 23541)]