205767429

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4001}}^1$

素因数の和:4121

約数の個数: 32

約数和(自身を含む): 327843840

約数和(自身を除く): 122076411

約数列:

[1, 3, 7, 21, 31, 79, 93, 217, 237, 553, 651, 1659, 2449, 4001, 7347, 12003, 17143, 28007, 51429, 84021, 124031, 316079, 372093, 868217, 948237, 2212553, 2604651, 6637659, 9798449, 29395347, 68589143, 205767429]

約数ペア:

[(1, 205767429), (3, 68589143), (7, 29395347), (21, 9798449), (31, 6637659), (79, 2604651), (93, 2212553), (217, 948237), (237, 868217), (553, 372093), (651, 316079), (1659, 124031), (2449, 84021), (4001, 51429), (7347, 28007), (12003, 17143)]