1404380965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1270933}}^1$

素因数の和:1270968

約数の個数: 16

約数和(自身を含む): 1921652208

約数和(自身を除く): 517271243

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1270933, 6354665, 16522129, 21605861, 82610645, 108029305, 280876193, 1404380965]

約数ペア:

[(1, 1404380965), (5, 280876193), (13, 108029305), (17, 82610645), (65, 21605861), (85, 16522129), (221, 6354665), (1105, 1270933)]