7981686

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{1871}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 17971200

約数和(自身を除く): 9989514

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 158, 237, 474, 711, 1422, 1871, 2133, 3742, 4266, 5613, 11226, 16839, 33678, 50517, 101034, 147809, 295618, 443427, 886854, 1330281, 2660562, 3990843, 7981686]

約数ペア:

[(1, 7981686), (2, 3990843), (3, 2660562), (6, 1330281), (9, 886854), (18, 443427), (27, 295618), (54, 147809), (79, 101034), (158, 50517), (237, 33678), (474, 16839), (711, 11226), (1422, 5613), (1871, 4266), (2133, 3742)]