156905406

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1245281}}^1$

素因数の和:1245296

約数の個数: 24

約数和(自身を含む): 388527984

約数和(自身を除く): 231622578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1245281, 2490562, 3735843, 7471686, 8716967, 11207529, 17433934, 22415058, 26150901, 52301802, 78452703, 156905406]

約数ペア:

[(1, 156905406), (2, 78452703), (3, 52301802), (6, 26150901), (7, 22415058), (9, 17433934), (14, 11207529), (18, 8716967), (21, 7471686), (42, 3735843), (63, 2490562), (126, 1245281)]