74268981

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{11047}}^1$

素因数の和:11142

約数の個数: 20

約数和(自身を含む): 112291872

約数和(自身を除く): 38022891

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 11047, 33141, 99423, 298269, 894807, 916901, 2750703, 8252109, 24756327, 74268981]

約数ペア:

[(1, 74268981), (3, 24756327), (9, 8252109), (27, 2750703), (81, 916901), (83, 894807), (249, 298269), (747, 99423), (2241, 33141), (6723, 11047)]