2015587917

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{251917}}^1$

素因数の和:252057

約数の個数: 24

約数和(自身を含む): 3353532416

約数和(自身を除く): 1337944499

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 251917, 755751, 1763419, 2267253, 5290257, 15870771, 31993459, 95980377, 223954213, 287941131, 671862639, 2015587917]

約数ペア:

[(1, 2015587917), (3, 671862639), (7, 287941131), (9, 223954213), (21, 95980377), (63, 31993459), (127, 15870771), (381, 5290257), (889, 2267253), (1143, 1763419), (2667, 755751), (8001, 251917)]