1261862686

素因数分解:

$2^1\times 7^1\times {\mathrm{9007}}^1\times {\mathrm{10007}}^1$

素因数の和:19023

約数の個数: 16

約数和(自身を含む): 2163649536

約数和(自身を除く): 901786850

約数列:

[1, 2, 7, 14, 9007, 10007, 18014, 20014, 63049, 70049, 126098, 140098, 90133049, 180266098, 630931343, 1261862686]

約数ペア:

[(1, 1261862686), (2, 630931343), (7, 180266098), (14, 90133049), (9007, 140098), (10007, 126098), (18014, 70049), (20014, 63049)]