870013431

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{100801}}^1$

素因数の和:100951

約数の個数: 24

約数和(自身を含む): 1446710304

約数和(自身を除く): 576696873

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8631, 100801, 302403, 705607, 907209, 2116821, 6350463, 13809737, 41429211, 96668159, 124287633, 290004477, 870013431]

約数ペア:

[(1, 870013431), (3, 290004477), (7, 124287633), (9, 96668159), (21, 41429211), (63, 13809737), (137, 6350463), (411, 2116821), (959, 907209), (1233, 705607), (2877, 302403), (8631, 100801)]