285428493

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{25031}}^1$

素因数の和:25225

約数の個数: 24

約数和(自身を含む): 473805696

約数和(自身を除く): 188377203

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 11403, 25031, 75093, 175217, 225279, 525651, 1576953, 4530611, 13591833, 31714277, 40775499, 95142831, 285428493]

約数ペア:

[(1, 285428493), (3, 95142831), (7, 40775499), (9, 31714277), (21, 13591833), (63, 4530611), (181, 1576953), (543, 525651), (1267, 225279), (1629, 175217), (3801, 75093), (11403, 25031)]