81812666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{17579}}^1$

素因数の和:17773

約数の個数: 16

約数和(自身を含む): 132904800

約数和(自身を除く): 51092134

約数列:

[1, 2, 13, 26, 179, 358, 2327, 4654, 17579, 35158, 228527, 457054, 3146641, 6293282, 40906333, 81812666]

約数ペア:

[(1, 81812666), (2, 40906333), (13, 6293282), (26, 3146641), (179, 457054), (358, 228527), (2327, 35158), (4654, 17579)]