28841781

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 39124800

約数和(自身を除く): 10283019

約数列:

[1, 3, 113, 149, 339, 447, 571, 1713, 16837, 50511, 64523, 85079, 193569, 255237, 9613927, 28841781]

約数ペア:

[(1, 28841781), (3, 9613927), (113, 255237), (149, 193569), (339, 85079), (447, 64523), (571, 50511), (1713, 16837)]