138618256

素因数分解:

$2^4\times 7^2\times {\mathrm{176809}}^1$

素因数の和:176831

約数の個数: 30

約数和(自身を含む): 312423270

約数和(自身を除く): 173805014

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 176809, 353618, 707236, 1237663, 1414472, 2475326, 2828944, 4950652, 8663641, 9901304, 17327282, 19802608, 34654564, 69309128, 138618256]

約数ペア:

[(1, 138618256), (2, 69309128), (4, 34654564), (7, 19802608), (8, 17327282), (14, 9901304), (16, 8663641), (28, 4950652), (49, 2828944), (56, 2475326), (98, 1414472), (112, 1237663), (196, 707236), (392, 353618), (784, 176809)]