9138978

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7151}}^1$

素因数の和:7230

約数の個数: 24

約数和(自身を含む): 20082816

約数和(自身を除く): 10943838

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 7151, 14302, 21453, 42906, 64359, 128718, 507721, 1015442, 1523163, 3046326, 4569489, 9138978]

約数ペア:

[(1, 9138978), (2, 4569489), (3, 3046326), (6, 1523163), (9, 1015442), (18, 507721), (71, 128718), (142, 64359), (213, 42906), (426, 21453), (639, 14302), (1278, 7151)]