208756472

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{467}}^1\times {\mathrm{787}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 398286720

約数和(自身を除く): 189530248

約数列:

[1, 2, 4, 8, 71, 142, 284, 467, 568, 787, 934, 1574, 1868, 3148, 3736, 6296, 33157, 55877, 66314, 111754, 132628, 223508, 265256, 367529, 447016, 735058, 1470116, 2940232, 26094559, 52189118, 104378236, 208756472]

約数ペア:

[(1, 208756472), (2, 104378236), (4, 52189118), (8, 26094559), (71, 2940232), (142, 1470116), (284, 735058), (467, 447016), (568, 367529), (787, 265256), (934, 223508), (1574, 132628), (1868, 111754), (3148, 66314), (3736, 55877), (6296, 33157)]