67666788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{268519}}^1$

素因数の和:268536

約数の個数: 36

約数和(自身を含む): 195482560

約数和(自身を除く): 127815772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 268519, 537038, 805557, 1074076, 1611114, 1879633, 2416671, 3222228, 3759266, 4833342, 5638899, 7518532, 9666684, 11277798, 16916697, 22555596, 33833394, 67666788]

約数ペア:

[(1, 67666788), (2, 33833394), (3, 22555596), (4, 16916697), (6, 11277798), (7, 9666684), (9, 7518532), (12, 5638899), (14, 4833342), (18, 3759266), (21, 3222228), (28, 2416671), (36, 1879633), (42, 1611114), (63, 1074076), (84, 805557), (126, 537038), (252, 268519)]