408065307

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1951}}^1$

素因数の和:2171

約数の個数: 32

約数和(自身を含む): 608649216

約数和(自身を除く): 200583909

約数列:

[1, 3, 13, 31, 39, 93, 173, 403, 519, 1209, 1951, 2249, 5363, 5853, 6747, 16089, 25363, 60481, 69719, 76089, 181443, 209157, 337523, 786253, 1012569, 2358759, 4387799, 10463213, 13163397, 31389639, 136021769, 408065307]

約数ペア:

[(1, 408065307), (3, 136021769), (13, 31389639), (31, 13163397), (39, 10463213), (93, 4387799), (173, 2358759), (403, 1012569), (519, 786253), (1209, 337523), (1951, 209157), (2249, 181443), (5363, 76089), (5853, 69719), (6747, 60481), (16089, 25363)]