209192886

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1660261}}^1$

素因数の和:1660276

約数の個数: 24

約数和(自身を含む): 518001744

約数和(自身を除く): 308808858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1660261, 3320522, 4980783, 9961566, 11621827, 14942349, 23243654, 29884698, 34865481, 69730962, 104596443, 209192886]

約数ペア:

[(1, 209192886), (2, 104596443), (3, 69730962), (6, 34865481), (7, 29884698), (9, 23243654), (14, 14942349), (18, 11621827), (21, 9961566), (42, 4980783), (63, 3320522), (126, 1660261)]