215470801

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4493}}^1$

素因数の和:4561

約数の個数: 32

約数和(自身を含む): 289916928

約数和(自身を除く): 74446127

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 403, 527, 1547, 2821, 3689, 4493, 6851, 31451, 47957, 58409, 76381, 139283, 408863, 534667, 974981, 992953, 1810679, 2367811, 6950671, 12674753, 16574677, 30781543, 215470801]

約数ペア:

[(1, 215470801), (7, 30781543), (13, 16574677), (17, 12674753), (31, 6950671), (91, 2367811), (119, 1810679), (217, 992953), (221, 974981), (403, 534667), (527, 408863), (1547, 139283), (2821, 76381), (3689, 58409), (4493, 47957), (6851, 31451)]