311859756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{3943}}^1$

素因数の和:3992

約数の個数: 72

約数和(自身を含む): 854191520

約数和(自身を除く): 542331764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 2197, 3042, 3943, 4394, 6084, 6591, 7886, 8788, 11829, 13182, 15772, 19773, 23658, 26364, 35487, 39546, 47316, 51259, 70974, 79092, 102518, 141948, 153777, 205036, 307554, 461331, 615108, 666367, 922662, 1332734, 1845324, 1999101, 2665468, 3998202, 5997303, 7996404, 8662771, 11994606, 17325542, 23989212, 25988313, 34651084, 51976626, 77964939, 103953252, 155929878, 311859756]

約数ペア:

[(1, 311859756), (2, 155929878), (3, 103953252), (4, 77964939), (6, 51976626), (9, 34651084), (12, 25988313), (13, 23989212), (18, 17325542), (26, 11994606), (36, 8662771), (39, 7996404), (52, 5997303), (78, 3998202), (117, 2665468), (156, 1999101), (169, 1845324), (234, 1332734), (338, 922662), (468, 666367), (507, 615108), (676, 461331), (1014, 307554), (1521, 205036), (2028, 153777), (2197, 141948), (3042, 102518), (3943, 79092), (4394, 70974), (6084, 51259), (6591, 47316), (7886, 39546), (8788, 35487), (11829, 26364), (13182, 23658), (15772, 19773)]