64668156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20807}}^1$

素因数の和:20858

約数の個数: 48

約数和(自身を含む): 177117696

約数和(自身を除く): 112449540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 20807, 41614, 62421, 83228, 124842, 145649, 249684, 291298, 436947, 582596, 769859, 873894, 1539718, 1747788, 2309577, 3079436, 4619154, 5389013, 9238308, 10778026, 16167039, 21556052, 32334078, 64668156]

約数ペア:

[(1, 64668156), (2, 32334078), (3, 21556052), (4, 16167039), (6, 10778026), (7, 9238308), (12, 5389013), (14, 4619154), (21, 3079436), (28, 2309577), (37, 1747788), (42, 1539718), (74, 873894), (84, 769859), (111, 582596), (148, 436947), (222, 291298), (259, 249684), (444, 145649), (518, 124842), (777, 83228), (1036, 62421), (1554, 41614), (3108, 20807)]