188428415

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6911}}^1$

素因数の和:6983

約数の個数: 32

約数和(自身を含む): 278691840

約数和(自身を除く): 90263425

約数列:

[1, 5, 7, 19, 35, 41, 95, 133, 205, 287, 665, 779, 1435, 3895, 5453, 6911, 27265, 34555, 48377, 131309, 241885, 283351, 656545, 919163, 1416755, 1983457, 4595815, 5383669, 9917285, 26918345, 37685683, 188428415]

約数ペア:

[(1, 188428415), (5, 37685683), (7, 26918345), (19, 9917285), (35, 5383669), (41, 4595815), (95, 1983457), (133, 1416755), (205, 919163), (287, 656545), (665, 283351), (779, 241885), (1435, 131309), (3895, 48377), (5453, 34555), (6911, 27265)]