1388905217

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{2069}}^1\times {\mathrm{2339}}^1$

素因数の和:4456

約数の個数: 16

約数和(自身を含む): 1627516800

約数和(自身を除く): 238611583

約数列:

[1, 7, 41, 287, 2069, 2339, 14483, 16373, 84829, 95899, 593803, 671293, 4839391, 33875737, 198415031, 1388905217]

約数ペア:

[(1, 1388905217), (7, 198415031), (41, 33875737), (287, 4839391), (2069, 671293), (2339, 593803), (14483, 95899), (16373, 84829)]