520080855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{1867}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 971061120

約数和(自身を除く): 450980265

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 379, 735, 1137, 1867, 1895, 2653, 5601, 5685, 7959, 9335, 13069, 13265, 18571, 28005, 39207, 39795, 55713, 65345, 91483, 92855, 196035, 274449, 278565, 457415, 707593, 1372245, 2122779, 3537965, 4953151, 10613895, 14859453, 24765755, 34672057, 74297265, 104016171, 173360285, 520080855]

約数ペア:

[(1, 520080855), (3, 173360285), (5, 104016171), (7, 74297265), (15, 34672057), (21, 24765755), (35, 14859453), (49, 10613895), (105, 4953151), (147, 3537965), (245, 2122779), (379, 1372245), (735, 707593), (1137, 457415), (1867, 278565), (1895, 274449), (2653, 196035), (5601, 92855), (5685, 91483), (7959, 65345), (9335, 55713), (13069, 39795), (13265, 39207), (18571, 28005)]