8139243

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3257}}^1$

素因数の和:3291

約数の個数: 24

約数和(自身を含む): 13370832

約数和(自身を除く): 5231589

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 3257, 9771, 22799, 55369, 68397, 159593, 166107, 387583, 478779, 1162749, 2713081, 8139243]

約数ペア:

[(1, 8139243), (3, 2713081), (7, 1162749), (17, 478779), (21, 387583), (49, 166107), (51, 159593), (119, 68397), (147, 55369), (357, 22799), (833, 9771), (2499, 3257)]