217163618

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{757}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 385379328

約数和(自身を除く): 168215710

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 661, 757, 1322, 1514, 4627, 5299, 9254, 10598, 20491, 23467, 40982, 46934, 143437, 164269, 286874, 328538, 500377, 1000754, 3502639, 7005278, 15511687, 31023374, 108581809, 217163618]

約数ペア:

[(1, 217163618), (2, 108581809), (7, 31023374), (14, 15511687), (31, 7005278), (62, 3502639), (217, 1000754), (434, 500377), (661, 328538), (757, 286874), (1322, 164269), (1514, 143437), (4627, 46934), (5299, 40982), (9254, 23467), (10598, 20491)]