204551985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{3271}}^1$

素因数の和:3669

約数の個数: 32

約数和(自身を含む): 358087680

約数和(自身を除く): 153535695

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 379, 1137, 1895, 3271, 4169, 5685, 9813, 12507, 16355, 20845, 35981, 49065, 62535, 107943, 179905, 539715, 1239709, 3719127, 6198545, 13636799, 18595635, 40910397, 68183995, 204551985]

約数ペア:

[(1, 204551985), (3, 68183995), (5, 40910397), (11, 18595635), (15, 13636799), (33, 6198545), (55, 3719127), (165, 1239709), (379, 539715), (1137, 179905), (1895, 107943), (3271, 62535), (4169, 49065), (5685, 35981), (9813, 20845), (12507, 16355)]