78439870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461411}}^1$

素因数の和:461435

約数の個数: 16

約数和(自身を含む): 149497488

約数和(自身を除く): 71057618

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 461411, 922822, 2307055, 4614110, 7843987, 15687974, 39219935, 78439870]

約数ペア:

[(1, 78439870), (2, 39219935), (5, 15687974), (10, 7843987), (17, 4614110), (34, 2307055), (85, 922822), (170, 461411)]