65291216

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{8311}}^1$

素因数の和:8810

約数の個数: 20

約数和(自身を含む): 126774624

約数和(自身を除く): 61483408

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 8311, 16622, 33244, 66488, 132976, 4080701, 8161402, 16322804, 32645608, 65291216]

約数ペア:

[(1, 65291216), (2, 32645608), (4, 16322804), (8, 8161402), (16, 4080701), (491, 132976), (982, 66488), (1964, 33244), (3928, 16622), (7856, 8311)]