209120835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 419180544

約数和(自身を除く): 210059709

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 331, 385, 547, 993, 1155, 1641, 1655, 2317, 2735, 3641, 3829, 4965, 6017, 6951, 8205, 10923, 11487, 11585, 18051, 18205, 19145, 25487, 30085, 34755, 42119, 54615, 57435, 76461, 90255, 126357, 127435, 181057, 210595, 382305, 543171, 631785, 905285, 1267399, 1991627, 2715855, 3802197, 5974881, 6336995, 9958135, 13941389, 19010985, 29874405, 41824167, 69706945, 209120835]

約数ペア:

[(1, 209120835), (3, 69706945), (5, 41824167), (7, 29874405), (11, 19010985), (15, 13941389), (21, 9958135), (33, 6336995), (35, 5974881), (55, 3802197), (77, 2715855), (105, 1991627), (165, 1267399), (231, 905285), (331, 631785), (385, 543171), (547, 382305), (993, 210595), (1155, 181057), (1641, 127435), (1655, 126357), (2317, 90255), (2735, 76461), (3641, 57435), (3829, 54615), (4965, 42119), (6017, 34755), (6951, 30085), (8205, 25487), (10923, 19145), (11487, 18205), (11585, 18051)]