78423805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{7043}}^1$

素因数の和:7196

約数の個数: 16

約数和(自身を含む): 100419264

約数和(自身を除く): 21995459

約数列:

[1, 5, 17, 85, 131, 655, 2227, 7043, 11135, 35215, 119731, 598655, 922633, 4613165, 15684761, 78423805]

約数ペア:

[(1, 78423805), (5, 15684761), (17, 4613165), (85, 922633), (131, 598655), (655, 119731), (2227, 35215), (7043, 11135)]