1389333207

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{75217}}^1$

素因数の和:75398

約数の個数: 16

約数和(自身を含む): 1906324992

約数和(自身を除く): 516991785

約数列:

[1, 3, 47, 131, 141, 393, 6157, 18471, 75217, 225651, 3535199, 9853427, 10605597, 29560281, 463111069, 1389333207]

約数ペア:

[(1, 1389333207), (3, 463111069), (47, 29560281), (131, 10605597), (141, 9853427), (393, 3535199), (6157, 225651), (18471, 75217)]