90409743

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{20543}}^1$

素因数の和:20715

約数の個数: 16

約数和(自身を含む): 134768640

約数和(自身を除く): 44358897

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 20543, 61629, 184887, 554661, 3348509, 10045527, 30136581, 90409743]

約数ペア:

[(1, 90409743), (3, 30136581), (9, 10045527), (27, 3348509), (163, 554661), (489, 184887), (1467, 61629), (4401, 20543)]