157729089

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{56473}}^1$

素因数の和:56509

約数の個数: 24

約数和(自身を含む): 257521440

約数和(自身を除く): 99792351

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 56473, 169419, 395311, 1072987, 1185933, 2767177, 3218961, 7510909, 8301531, 22532727, 52576363, 157729089]

約数ペア:

[(1, 157729089), (3, 52576363), (7, 22532727), (19, 8301531), (21, 7510909), (49, 3218961), (57, 2767177), (133, 1185933), (147, 1072987), (399, 395311), (931, 169419), (2793, 56473)]