81145834

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1153}}^1$

素因数の和:1630

約数の個数: 32

約数和(自身を含む): 152217216

約数和(自身を除く): 71071382

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 457, 914, 1153, 2306, 3199, 5027, 6398, 8071, 10054, 12683, 16142, 25366, 35189, 70378, 88781, 177562, 526921, 1053842, 3688447, 5796131, 7376894, 11592262, 40572917, 81145834]

約数ペア:

[(1, 81145834), (2, 40572917), (7, 11592262), (11, 7376894), (14, 5796131), (22, 3688447), (77, 1053842), (154, 526921), (457, 177562), (914, 88781), (1153, 70378), (2306, 35189), (3199, 25366), (5027, 16142), (6398, 12683), (8071, 10054)]