125456981

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 144936000

約数和(自身を除く): 19479019

約数列:

[1, 13, 19, 89, 169, 247, 439, 1157, 1691, 3211, 5707, 8341, 15041, 21983, 39071, 74191, 108433, 285779, 507923, 742349, 1409629, 6602999, 9650537, 125456981]

約数ペア:

[(1, 125456981), (13, 9650537), (19, 6602999), (89, 1409629), (169, 742349), (247, 507923), (439, 285779), (1157, 108433), (1691, 74191), (3211, 39071), (5707, 21983), (8341, 15041)]