90874413

素因数分解:

$3^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1699}}^1$

素因数の和:1998

約数の個数: 32

約数和(自身を含む): 154496000

約数和(自身を除く): 63621587

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 283, 849, 1699, 1981, 2547, 5097, 5943, 7641, 11893, 15291, 17829, 35679, 45873, 53487, 107037, 321111, 480817, 1442451, 3365719, 4327353, 10097157, 12982059, 30291471, 90874413]

約数ペア:

[(1, 90874413), (3, 30291471), (7, 12982059), (9, 10097157), (21, 4327353), (27, 3365719), (63, 1442451), (189, 480817), (283, 321111), (849, 107037), (1699, 53487), (1981, 45873), (2547, 35679), (5097, 17829), (5943, 15291), (7641, 11893)]