161648355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{7151}}^1$

素因数の和:7307

約数の個数: 32

約数和(自身を含む): 284249088

約数和(自身を除く): 122600733

約数列:

[1, 3, 5, 11, 15, 33, 55, 137, 165, 411, 685, 1507, 2055, 4521, 7151, 7535, 21453, 22605, 35755, 78661, 107265, 235983, 393305, 979687, 1179915, 2939061, 4898435, 10776557, 14695305, 32329671, 53882785, 161648355]

約数ペア:

[(1, 161648355), (3, 53882785), (5, 32329671), (11, 14695305), (15, 10776557), (33, 4898435), (55, 2939061), (137, 1179915), (165, 979687), (411, 393305), (685, 235983), (1507, 107265), (2055, 78661), (4521, 35755), (7151, 22605), (7535, 21453)]