71566090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{420977}}^1$

素因数の和:421001

約数の個数: 16

約数和(自身を含む): 136396872

約数和(自身を除く): 64830782

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 420977, 841954, 2104885, 4209770, 7156609, 14313218, 35783045, 71566090]

約数ペア:

[(1, 71566090), (2, 35783045), (5, 14313218), (10, 7156609), (17, 4209770), (34, 2104885), (85, 841954), (170, 420977)]