2599195

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 3306240

約数和(自身を除く): 707045

約数列:

[1, 5, 31, 41, 155, 205, 409, 1271, 2045, 6355, 12679, 16769, 63395, 83845, 519839, 2599195]

約数ペア:

[(1, 2599195), (5, 519839), (31, 83845), (41, 63395), (155, 16769), (205, 12679), (409, 6355), (1271, 2045)]