81811226

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{673}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 148172160

約数和(自身を除く): 66360934

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 457, 673, 914, 1346, 3199, 4711, 6398, 8683, 9422, 12787, 17366, 25574, 60781, 89509, 121562, 179018, 307561, 615122, 2152927, 4305854, 5843659, 11687318, 40905613, 81811226]

約数ペア:

[(1, 81811226), (2, 40905613), (7, 11687318), (14, 5843659), (19, 4305854), (38, 2152927), (133, 615122), (266, 307561), (457, 179018), (673, 121562), (914, 89509), (1346, 60781), (3199, 25574), (4711, 17366), (6398, 12787), (8683, 9422)]