31068947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 40414080

約数和(自身を除く): 9345133

約数列:

[1, 7, 13, 29, 61, 91, 193, 203, 377, 427, 793, 1351, 1769, 2509, 2639, 5551, 5597, 11773, 12383, 17563, 22997, 39179, 72761, 82411, 153049, 160979, 341417, 509327, 1071343, 2389919, 4438421, 31068947]

約数ペア:

[(1, 31068947), (7, 4438421), (13, 2389919), (29, 1071343), (61, 509327), (91, 341417), (193, 160979), (203, 153049), (377, 82411), (427, 72761), (793, 39179), (1351, 22997), (1769, 17563), (2509, 12383), (2639, 11773), (5551, 5597)]