1566691321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1993}}^1\times {\mathrm{3557}}^1$

素因数の和:5580

約数の個数: 16

約数和(自身を含む): 1787852304

約数和(自身を除く): 221160983

約数列:

[1, 13, 17, 221, 1993, 3557, 25909, 33881, 46241, 60469, 440453, 786097, 7089101, 92158313, 120514717, 1566691321]

約数ペア:

[(1, 1566691321), (13, 120514717), (17, 92158313), (221, 7089101), (1993, 786097), (3557, 440453), (25909, 60469), (33881, 46241)]