290564071

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 349938960

約数和(自身を除く): 59374889

約数列:

[1, 7, 37, 49, 139, 259, 973, 1153, 1813, 5143, 6811, 8071, 36001, 42661, 56497, 160267, 252007, 298627, 1121869, 2090389, 5929879, 7853083, 41509153, 290564071]

約数ペア:

[(1, 290564071), (7, 41509153), (37, 7853083), (49, 5929879), (139, 2090389), (259, 1121869), (973, 298627), (1153, 252007), (1813, 160267), (5143, 56497), (6811, 42661), (8071, 36001)]