248871405

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{5783}}^1$

素因数の和:5961

約数の個数: 32

約数和(自身を含む): 422000640

約数和(自身を除く): 173129235

約数列:

[1, 3, 5, 15, 19, 57, 95, 151, 285, 453, 755, 2265, 2869, 5783, 8607, 14345, 17349, 28915, 43035, 86745, 109877, 329631, 549385, 873233, 1648155, 2619699, 4366165, 13098495, 16591427, 49774281, 82957135, 248871405]

約数ペア:

[(1, 248871405), (3, 82957135), (5, 49774281), (15, 16591427), (19, 13098495), (57, 4366165), (95, 2619699), (151, 1648155), (285, 873233), (453, 549385), (755, 329631), (2265, 109877), (2869, 86745), (5783, 43035), (8607, 28915), (14345, 17349)]