28630838

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{709}}^1$

素因数の和:1103

約数の個数: 16

約数和(自身を含む): 43843920

約数和(自身を除く): 15213082

約数列:

[1, 2, 61, 122, 331, 662, 709, 1418, 20191, 40382, 43249, 86498, 234679, 469358, 14315419, 28630838]

約数ペア:

[(1, 28630838), (2, 14315419), (61, 469358), (122, 234679), (331, 86498), (662, 43249), (709, 40382), (1418, 20191)]