520038549

素因数分解:

$3^4\times {\mathrm{383}}^1\times {\mathrm{16763}}^1$

素因数の和:17158

約数の個数: 20

約数和(自身を含む): 778922496

約数和(自身を除く): 258883947

約数列:

[1, 3, 9, 27, 81, 383, 1149, 3447, 10341, 16763, 31023, 50289, 150867, 452601, 1357803, 6420229, 19260687, 57782061, 173346183, 520038549]

約数ペア:

[(1, 520038549), (3, 173346183), (9, 57782061), (27, 19260687), (81, 6420229), (383, 1357803), (1149, 452601), (3447, 150867), (10341, 50289), (16763, 31023)]