81657698

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{18911}}^1$

素因数の和:19057

約数の個数: 16

約数和(自身を含む): 130719744

約数和(自身を除く): 49062046

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 18911, 37822, 321487, 642974, 2401697, 4803394, 40828849, 81657698]

約数ペア:

[(1, 81657698), (2, 40828849), (17, 4803394), (34, 2401697), (127, 642974), (254, 321487), (2159, 37822), (4318, 18911)]