2878506

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{3719}}^1$

素因数の和:3770

約数の個数: 24

約数和(自身を含む): 6383520

約数和(自身を除く): 3505014

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 3719, 7438, 11157, 22314, 33471, 66942, 159917, 319834, 479751, 959502, 1439253, 2878506]

約数ペア:

[(1, 2878506), (2, 1439253), (3, 959502), (6, 479751), (9, 319834), (18, 159917), (43, 66942), (86, 33471), (129, 22314), (258, 11157), (387, 7438), (774, 3719)]