455642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 16

約数和(自身を含む): 756000

約数和(自身を除く): 300358

約数列:

[1, 2, 11, 22, 139, 149, 278, 298, 1529, 1639, 3058, 3278, 20711, 41422, 227821, 455642]

約数ペア:

[(1, 455642), (2, 227821), (11, 41422), (22, 20711), (139, 3278), (149, 3058), (278, 1639), (298, 1529)]