161518644

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{213649}}^1$

素因数の和:213669

約数の個数: 48

約数和(自身を含む): 478576000

約数和(自身を除く): 317057356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 213649, 427298, 640947, 854596, 1281894, 1495543, 1922841, 2563788, 2991086, 3845682, 4486629, 5768523, 5982172, 7691364, 8973258, 11537046, 13459887, 17946516, 23074092, 26919774, 40379661, 53839548, 80759322, 161518644]

約数ペア:

[(1, 161518644), (2, 80759322), (3, 53839548), (4, 40379661), (6, 26919774), (7, 23074092), (9, 17946516), (12, 13459887), (14, 11537046), (18, 8973258), (21, 7691364), (27, 5982172), (28, 5768523), (36, 4486629), (42, 3845682), (54, 2991086), (63, 2563788), (84, 1922841), (108, 1495543), (126, 1281894), (189, 854596), (252, 640947), (378, 427298), (756, 213649)]