12400055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1291}}^1$

素因数の和:1426

約数の個数: 16

約数和(自身を含む): 15907104

約数和(自身を除く): 3507049

約数列:

[1, 5, 17, 85, 113, 565, 1291, 1921, 6455, 9605, 21947, 109735, 145883, 729415, 2480011, 12400055]

約数ペア:

[(1, 12400055), (5, 2480011), (17, 729415), (85, 145883), (113, 109735), (565, 21947), (1291, 9605), (1921, 6455)]