389640303

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{90007}}^1$

素因数の和:90063

約数の個数: 24

約数和(自身を含む): 622495328

約数和(自身を除く): 232855025

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 90007, 270021, 810063, 1170091, 3330259, 3510273, 9990777, 10530819, 29972331, 43293367, 129880101, 389640303]

約数ペア:

[(1, 389640303), (3, 129880101), (9, 43293367), (13, 29972331), (37, 10530819), (39, 9990777), (111, 3510273), (117, 3330259), (333, 1170091), (481, 810063), (1443, 270021), (4329, 90007)]