81934918

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 137944800

約数和(自身を除く): 56009882

約数列:

[1, 2, 13, 26, 29, 58, 169, 338, 377, 643, 754, 1286, 2197, 4394, 4901, 8359, 9802, 16718, 18647, 37294, 63713, 108667, 127426, 217334, 242411, 484822, 1412671, 2825342, 3151343, 6302686, 40967459, 81934918]

約数ペア:

[(1, 81934918), (2, 40967459), (13, 6302686), (26, 3151343), (29, 2825342), (58, 1412671), (169, 484822), (338, 242411), (377, 217334), (643, 127426), (754, 108667), (1286, 63713), (2197, 37294), (4394, 18647), (4901, 16718), (8359, 9802)]