81168822

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{644197}}^1$

素因数の和:644212

約数の個数: 24

約数和(自身を含む): 200989776

約数和(自身を除く): 119820954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 644197, 1288394, 1932591, 3865182, 4509379, 5797773, 9018758, 11595546, 13528137, 27056274, 40584411, 81168822]

約数ペア:

[(1, 81168822), (2, 40584411), (3, 27056274), (6, 13528137), (7, 11595546), (9, 9018758), (14, 5797773), (18, 4509379), (21, 3865182), (42, 1932591), (63, 1288394), (126, 644197)]