3931265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 5246976

約数和(自身を除く): 1315711

約数列:

[1, 5, 13, 31, 65, 155, 403, 1951, 2015, 9755, 25363, 60481, 126815, 302405, 786253, 3931265]

約数ペア:

[(1, 3931265), (5, 786253), (13, 302405), (31, 126815), (65, 60481), (155, 25363), (403, 9755), (1951, 2015)]