28023156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1823}}^1$

素因数の和:1901

約数の個数: 72

約数和(自身を含む): 82328064

約数和(自身を除く): 54304908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 366, 427, 549, 732, 854, 1098, 1281, 1708, 1823, 2196, 2562, 3646, 3843, 5124, 5469, 7292, 7686, 10938, 12761, 15372, 16407, 21876, 25522, 32814, 38283, 51044, 65628, 76566, 111203, 114849, 153132, 222406, 229698, 333609, 444812, 459396, 667218, 778421, 1000827, 1334436, 1556842, 2001654, 2335263, 3113684, 4003308, 4670526, 7005789, 9341052, 14011578, 28023156]

約数ペア:

[(1, 28023156), (2, 14011578), (3, 9341052), (4, 7005789), (6, 4670526), (7, 4003308), (9, 3113684), (12, 2335263), (14, 2001654), (18, 1556842), (21, 1334436), (28, 1000827), (36, 778421), (42, 667218), (61, 459396), (63, 444812), (84, 333609), (122, 229698), (126, 222406), (183, 153132), (244, 114849), (252, 111203), (366, 76566), (427, 65628), (549, 51044), (732, 38283), (854, 32814), (1098, 25522), (1281, 21876), (1708, 16407), (1823, 15372), (2196, 12761), (2562, 10938), (3646, 7686), (3843, 7292), (5124, 5469)]