646085727

素因数分解:

$3^7\times 7^2\times {\mathrm{6029}}^1$

素因数の和:6064

約数の個数: 48

約数和(自身を含む): 1127368800

約数和(自身を除く): 481283073

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 2187, 3969, 5103, 6029, 11907, 15309, 18087, 35721, 42203, 54261, 107163, 126609, 162783, 295421, 379827, 488349, 886263, 1139481, 1465047, 2658789, 3418443, 4395141, 7976367, 10255329, 13185423, 23929101, 30765987, 71787303, 92297961, 215361909, 646085727]

約数ペア:

[(1, 646085727), (3, 215361909), (7, 92297961), (9, 71787303), (21, 30765987), (27, 23929101), (49, 13185423), (63, 10255329), (81, 7976367), (147, 4395141), (189, 3418443), (243, 2658789), (441, 1465047), (567, 1139481), (729, 886263), (1323, 488349), (1701, 379827), (2187, 295421), (3969, 162783), (5103, 126609), (6029, 107163), (11907, 54261), (15309, 42203), (18087, 35721)]