90231999

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19121}}^1$

素因数の和:19159

約数の個数: 24

約数和(自身を含む): 142420656

約数和(自身を除く): 52188657

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 4719, 19121, 57363, 210331, 248573, 630993, 745719, 2313641, 2734303, 6940923, 8202909, 30077333, 90231999]

約数ペア:

[(1, 90231999), (3, 30077333), (11, 8202909), (13, 6940923), (33, 2734303), (39, 2313641), (121, 745719), (143, 630993), (363, 248573), (429, 210331), (1573, 57363), (4719, 19121)]