161242256

素因数分解:

$2^4\times 7^1\times {\mathrm{1439663}}^1$

素因数の和:1439678

約数の個数: 20

約数和(自身を含む): 357036672

約数和(自身を除く): 195794416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1439663, 2879326, 5758652, 10077641, 11517304, 20155282, 23034608, 40310564, 80621128, 161242256]

約数ペア:

[(1, 161242256), (2, 80621128), (4, 40310564), (7, 23034608), (8, 20155282), (14, 11517304), (16, 10077641), (28, 5758652), (56, 2879326), (112, 1439663)]