89902989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{1511}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 141994944

約数和(自身を除く): 52091955

約数列:

[1, 3, 9, 11, 33, 99, 601, 1511, 1803, 4533, 5409, 6611, 13599, 16621, 19833, 49863, 59499, 149589, 908111, 2724333, 8172999, 9989221, 29967663, 89902989]

約数ペア:

[(1, 89902989), (3, 29967663), (9, 9989221), (11, 8172999), (33, 2724333), (99, 908111), (601, 149589), (1511, 59499), (1803, 49863), (4533, 19833), (5409, 16621), (6611, 13599)]