399316456

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1967

約数の個数: 96

約数和(自身を含む): 971389440

約数和(自身を除く): 572072984

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 121, 124, 154, 217, 242, 248, 308, 341, 434, 484, 616, 682, 847, 868, 968, 1364, 1694, 1736, 1901, 2387, 2728, 3388, 3751, 3802, 4774, 6776, 7502, 7604, 9548, 13307, 15004, 15208, 19096, 20911, 26257, 26614, 30008, 41822, 52514, 53228, 58931, 83644, 105028, 106456, 117862, 146377, 167288, 210056, 230021, 235724, 292754, 412517, 460042, 471448, 585508, 648241, 825034, 920084, 1171016, 1296482, 1610147, 1650068, 1840168, 2592964, 3220294, 3300136, 4537687, 5185928, 6440588, 7130651, 9075374, 12881176, 14261302, 18150748, 28522604, 36301496, 49914557, 57045208, 99829114, 199658228, 399316456]

約数ペア:

[(1, 399316456), (2, 199658228), (4, 99829114), (7, 57045208), (8, 49914557), (11, 36301496), (14, 28522604), (22, 18150748), (28, 14261302), (31, 12881176), (44, 9075374), (56, 7130651), (62, 6440588), (77, 5185928), (88, 4537687), (121, 3300136), (124, 3220294), (154, 2592964), (217, 1840168), (242, 1650068), (248, 1610147), (308, 1296482), (341, 1171016), (434, 920084), (484, 825034), (616, 648241), (682, 585508), (847, 471448), (868, 460042), (968, 412517), (1364, 292754), (1694, 235724), (1736, 230021), (1901, 210056), (2387, 167288), (2728, 146377), (3388, 117862), (3751, 106456), (3802, 105028), (4774, 83644), (6776, 58931), (7502, 53228), (7604, 52514), (9548, 41822), (13307, 30008), (15004, 26614), (15208, 26257), (19096, 20911)]