138468519

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{129289}}^1$

素因数の和:129319

約数の個数: 24

約数和(自身を含む): 242030880

約数和(自身を除く): 103562361

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 129289, 387867, 905023, 1163601, 2197913, 2715069, 6593739, 8145207, 15385391, 19781217, 46156173, 138468519]

約数ペア:

[(1, 138468519), (3, 46156173), (7, 19781217), (9, 15385391), (17, 8145207), (21, 6593739), (51, 2715069), (63, 2197913), (119, 1163601), (153, 905023), (357, 387867), (1071, 129289)]