28851418

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1021}}^1$

素因数の和:1293

約数の個数: 16

約数和(自身を含む): 44150400

約数和(自身を除く): 15298982

約数列:

[1, 2, 71, 142, 199, 398, 1021, 2042, 14129, 28258, 72491, 144982, 203179, 406358, 14425709, 28851418]

約数ペア:

[(1, 28851418), (2, 14425709), (71, 406358), (142, 203179), (199, 144982), (398, 72491), (1021, 28258), (2042, 14129)]