123517828

素因数分解:

$2^2\times 7^2\times {\mathrm{630193}}^1$

素因数の和:630211

約数の個数: 18

約数和(自身を含む): 251447406

約数和(自身を除く): 127929578

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 630193, 1260386, 2520772, 4411351, 8822702, 17645404, 30879457, 61758914, 123517828]

約数ペア:

[(1, 123517828), (2, 61758914), (4, 30879457), (7, 17645404), (14, 8822702), (28, 4411351), (49, 2520772), (98, 1260386), (196, 630193)]