256701816

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{509329}}^1$

素因数の和:509348

約数の個数: 48

約数和(自身を含む): 794554800

約数和(自身を除く): 537852984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 509329, 1018658, 1527987, 2037316, 3055974, 3565303, 4074632, 4583961, 6111948, 7130606, 9167922, 10695909, 12223896, 14261212, 18335844, 21391818, 28522424, 32087727, 36671688, 42783636, 64175454, 85567272, 128350908, 256701816]

約数ペア:

[(1, 256701816), (2, 128350908), (3, 85567272), (4, 64175454), (6, 42783636), (7, 36671688), (8, 32087727), (9, 28522424), (12, 21391818), (14, 18335844), (18, 14261212), (21, 12223896), (24, 10695909), (28, 9167922), (36, 7130606), (42, 6111948), (56, 4583961), (63, 4074632), (72, 3565303), (84, 3055974), (126, 2037316), (168, 1527987), (252, 1018658), (504, 509329)]