127989835

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1\times {\mathrm{419}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 155232000

約数和(自身を除く): 27242165

約数列:

[1, 5, 199, 307, 419, 995, 1535, 2095, 61093, 83381, 128633, 305465, 416905, 643165, 25597967, 127989835]

約数ペア:

[(1, 127989835), (5, 25597967), (199, 643165), (307, 416905), (419, 305465), (995, 128633), (1535, 83381), (2095, 61093)]