86581989

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1483}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 135044000

約数和(自身を除く): 48462011

約数列:

[1, 3, 9, 13, 39, 117, 499, 1483, 1497, 4449, 4491, 6487, 13347, 19279, 19461, 57837, 58383, 173511, 740017, 2220051, 6660153, 9620221, 28860663, 86581989]

約数ペア:

[(1, 86581989), (3, 28860663), (9, 9620221), (13, 6660153), (39, 2220051), (117, 740017), (499, 173511), (1483, 58383), (1497, 57837), (4449, 19461), (4491, 19279), (6487, 13347)]