651681407

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 733507920

約数和(自身を除く): 81826513

約数列:

[1, 13, 37, 89, 169, 481, 1157, 1171, 3293, 6253, 15041, 15223, 42809, 43327, 104219, 197899, 556517, 563251, 1354847, 3856103, 7322263, 17613011, 50129339, 651681407]

約数ペア:

[(1, 651681407), (13, 50129339), (37, 17613011), (89, 7322263), (169, 3856103), (481, 1354847), (1157, 563251), (1171, 556517), (3293, 197899), (6253, 104219), (15041, 43327), (15223, 42809)]