65402678

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 109624320

約数和(自身を除く): 44221642

約数列:

[1, 2, 11, 22, 79, 121, 158, 242, 311, 622, 869, 1331, 1738, 2662, 3421, 6842, 9559, 19118, 24569, 37631, 49138, 75262, 105149, 210298, 270259, 413941, 540518, 827882, 2972849, 5945698, 32701339, 65402678]

約数ペア:

[(1, 65402678), (2, 32701339), (11, 5945698), (22, 2972849), (79, 827882), (121, 540518), (158, 413941), (242, 270259), (311, 210298), (622, 105149), (869, 75262), (1331, 49138), (1738, 37631), (2662, 24569), (3421, 19118), (6842, 9559)]