28930185

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14951}}^1$

素因数の和:15005

約数の個数: 24

約数和(自身を含む): 51315264

約数和(自身を除く): 22385079

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14951, 44853, 74755, 134559, 224265, 642893, 672795, 1928679, 3214465, 5786037, 9643395, 28930185]

約数ペア:

[(1, 28930185), (3, 9643395), (5, 5786037), (9, 3214465), (15, 1928679), (43, 672795), (45, 642893), (129, 224265), (215, 134559), (387, 74755), (645, 44853), (1935, 14951)]