1261497718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1\times {\mathrm{24517}}^1$

素因数の和:26511

約数の個数: 16

約数和(自身を含む): 2038916880

約数和(自身を除く): 777419162

約数列:

[1, 2, 13, 26, 1979, 3958, 24517, 25727, 49034, 51454, 318721, 637442, 48519143, 97038286, 630748859, 1261497718]

約数ペア:

[(1, 1261497718), (2, 630748859), (13, 97038286), (26, 48519143), (1979, 637442), (3958, 318721), (24517, 51454), (25727, 49034)]