81541112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4721}}^1$

素因数の和:4871

約数の個数: 32

約数和(自身を含む): 163192320

約数和(自身を除く): 81651208

約数列:

[1, 2, 4, 8, 17, 34, 68, 127, 136, 254, 508, 1016, 2159, 4318, 4721, 8636, 9442, 17272, 18884, 37768, 80257, 160514, 321028, 599567, 642056, 1199134, 2398268, 4796536, 10192639, 20385278, 40770556, 81541112]

約数ペア:

[(1, 81541112), (2, 40770556), (4, 20385278), (8, 10192639), (17, 4796536), (34, 2398268), (68, 1199134), (127, 642056), (136, 599567), (254, 321028), (508, 160514), (1016, 80257), (2159, 37768), (4318, 18884), (4721, 17272), (8636, 9442)]