189651

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 315648

約数和(自身を除く): 125997

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 821, 2463, 5747, 9031, 17241, 27093, 63217, 189651]

約数ペア:

[(1, 189651), (3, 63217), (7, 27093), (11, 17241), (21, 9031), (33, 5747), (77, 2463), (231, 821)]