561256845

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{3331}}^1$

素因数の和:3625

約数の個数: 32

約数和(自身を含む): 921231360

約数和(自身を除く): 359974515

約数列:

[1, 3, 5, 15, 47, 141, 235, 239, 705, 717, 1195, 3331, 3585, 9993, 11233, 16655, 33699, 49965, 56165, 156557, 168495, 469671, 782785, 796109, 2348355, 2388327, 3980545, 11941635, 37417123, 112251369, 187085615, 561256845]

約数ペア:

[(1, 561256845), (3, 187085615), (5, 112251369), (15, 37417123), (47, 11941635), (141, 3980545), (235, 2388327), (239, 2348355), (705, 796109), (717, 782785), (1195, 469671), (3331, 168495), (3585, 156557), (9993, 56165), (11233, 49965), (16655, 33699)]