245870548

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2405

約数の個数: 72

約数和(自身を含む): 558182912

約数和(自身を除く): 312312364

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1364, 1694, 2341, 2387, 3388, 3751, 4682, 4774, 7502, 9364, 9548, 15004, 16387, 25751, 26257, 32774, 51502, 52514, 65548, 72571, 103004, 105028, 145142, 180257, 283261, 290284, 360514, 507997, 566522, 721028, 798281, 1015994, 1133044, 1596562, 1982827, 2031988, 3193124, 3965654, 5587967, 7931308, 8781091, 11175934, 17562182, 22351868, 35124364, 61467637, 122935274, 245870548]

約数ペア:

[(1, 245870548), (2, 122935274), (4, 61467637), (7, 35124364), (11, 22351868), (14, 17562182), (22, 11175934), (28, 8781091), (31, 7931308), (44, 5587967), (62, 3965654), (77, 3193124), (121, 2031988), (124, 1982827), (154, 1596562), (217, 1133044), (242, 1015994), (308, 798281), (341, 721028), (434, 566522), (484, 507997), (682, 360514), (847, 290284), (868, 283261), (1364, 180257), (1694, 145142), (2341, 105028), (2387, 103004), (3388, 72571), (3751, 65548), (4682, 52514), (4774, 51502), (7502, 32774), (9364, 26257), (9548, 25751), (15004, 16387)]