17071803

素因数分解:

$3^4\times 7^1\times {\mathrm{30109}}^1$

素因数の和:30128

約数の個数: 20

約数和(自身を含む): 29146480

約数和(自身を除く): 12074677

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 30109, 90327, 210763, 270981, 632289, 812943, 1896867, 2438829, 5690601, 17071803]

約数ペア:

[(1, 17071803), (3, 5690601), (7, 2438829), (9, 1896867), (21, 812943), (27, 632289), (63, 270981), (81, 210763), (189, 90327), (567, 30109)]