40780026

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{323651}}^1$

素因数の和:323666

約数の個数: 24

約数和(自身を含む): 100979424

約数和(自身を除く): 60199398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 323651, 647302, 970953, 1941906, 2265557, 2912859, 4531114, 5825718, 6796671, 13593342, 20390013, 40780026]

約数ペア:

[(1, 40780026), (2, 20390013), (3, 13593342), (6, 6796671), (7, 5825718), (9, 4531114), (14, 2912859), (18, 2265557), (21, 1941906), (42, 970953), (63, 647302), (126, 323651)]