65643508

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{20747}}^1$

素因数の和:20871

約数の個数: 24

約数和(自身を含む): 132455232

約数和(自身を除く): 66811724

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 20747, 41494, 82988, 145229, 290458, 580916, 2344411, 4688822, 9377644, 16410877, 32821754, 65643508]

約数ペア:

[(1, 65643508), (2, 32821754), (4, 16410877), (7, 9377644), (14, 4688822), (28, 2344411), (113, 580916), (226, 290458), (452, 145229), (791, 82988), (1582, 41494), (3164, 20747)]