78165738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{620363}}^1$

素因数の和:620378

約数の個数: 24

約数和(自身を含む): 193553568

約数和(自身を除く): 115387830

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 620363, 1240726, 1861089, 3722178, 4342541, 5583267, 8685082, 11166534, 13027623, 26055246, 39082869, 78165738]

約数ペア:

[(1, 78165738), (2, 39082869), (3, 26055246), (6, 13027623), (7, 11166534), (9, 8685082), (14, 5583267), (18, 4342541), (21, 3722178), (42, 1861089), (63, 1240726), (126, 620363)]