268578415

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 375598080

約数和(自身を除く): 107019665

約数列:

[1, 5, 7, 35, 89, 151, 445, 571, 623, 755, 1057, 2855, 3115, 3997, 5285, 13439, 19985, 50819, 67195, 86221, 94073, 254095, 355733, 431105, 470365, 603547, 1778665, 3017735, 7673669, 38368345, 53715683, 268578415]

約数ペア:

[(1, 268578415), (5, 53715683), (7, 38368345), (35, 7673669), (89, 3017735), (151, 1778665), (445, 603547), (571, 470365), (623, 431105), (755, 355733), (1057, 254095), (2855, 94073), (3115, 86221), (3997, 67195), (5285, 50819), (13439, 19985)]