201712005

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3313}}^1$

素因数の和:3379

約数の個数: 64

約数和(自身を含む): 400861440

約数和(自身を除く): 199149435

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 41, 45, 55, 99, 123, 135, 165, 205, 297, 369, 451, 495, 615, 1107, 1353, 1485, 1845, 2255, 3313, 4059, 5535, 6765, 9939, 12177, 16565, 20295, 29817, 36443, 49695, 60885, 89451, 109329, 135833, 149085, 182215, 327987, 407499, 447255, 546645, 679165, 983961, 1222497, 1494163, 1639935, 2037495, 3667491, 4482489, 4919805, 6112485, 7470815, 13447467, 18337455, 22412445, 40342401, 67237335, 201712005]

約数ペア:

[(1, 201712005), (3, 67237335), (5, 40342401), (9, 22412445), (11, 18337455), (15, 13447467), (27, 7470815), (33, 6112485), (41, 4919805), (45, 4482489), (55, 3667491), (99, 2037495), (123, 1639935), (135, 1494163), (165, 1222497), (205, 983961), (297, 679165), (369, 546645), (451, 447255), (495, 407499), (615, 327987), (1107, 182215), (1353, 149085), (1485, 135833), (1845, 109329), (2255, 89451), (3313, 60885), (4059, 49695), (5535, 36443), (6765, 29817), (9939, 20295), (12177, 16565)]