201431559

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{3023}}^1$

素因数の和:3219

約数の個数: 32

約数和(自身を含む): 325140480

約数和(自身を除く): 123708921

約数列:

[1, 3, 7, 19, 21, 57, 133, 167, 399, 501, 1169, 3023, 3173, 3507, 9069, 9519, 21161, 22211, 57437, 63483, 66633, 172311, 402059, 504841, 1206177, 1514523, 3533887, 9591979, 10601661, 28775937, 67143853, 201431559]

約数ペア:

[(1, 201431559), (3, 67143853), (7, 28775937), (19, 10601661), (21, 9591979), (57, 3533887), (133, 1514523), (167, 1206177), (399, 504841), (501, 402059), (1169, 172311), (3023, 66633), (3173, 63483), (3507, 57437), (9069, 22211), (9519, 21161)]