256856702986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{87049}}^1\times {\mathrm{113489}}^1$

素因数の和:200553

約数の個数: 16

約数和(自身を含む): 414930789000

約数和(自身を除く): 158074086014

約数列:

[1, 2, 13, 26, 87049, 113489, 174098, 226978, 1131637, 1475357, 2263274, 2950714, 9879103961, 19758207922, 128428351493, 256856702986]

約数ペア:

[(1, 256856702986), (2, 128428351493), (13, 19758207922), (26, 9879103961), (87049, 2950714), (113489, 2263274), (174098, 1475357), (226978, 1131637)]