81648171

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{1789}}^1$

素因数の和:2267

約数の個数: 24

約数和(自身を含む): 129008880

約数和(自身を除く): 47360709

約数列:

[1, 3, 9, 11, 33, 99, 461, 1383, 1789, 4149, 5071, 5367, 15213, 16101, 19679, 45639, 59037, 177111, 824729, 2474187, 7422561, 9072019, 27216057, 81648171]

約数ペア:

[(1, 81648171), (3, 27216057), (9, 9072019), (11, 7422561), (33, 2474187), (99, 824729), (461, 177111), (1383, 59037), (1789, 45639), (4149, 19679), (5071, 16101), (5367, 15213)]