252668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 491568

約数和(自身を除く): 238900

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 113, 172, 226, 452, 559, 1118, 1469, 2236, 2938, 4859, 5876, 9718, 19436, 63167, 126334, 252668]

約数ペア:

[(1, 252668), (2, 126334), (4, 63167), (13, 19436), (26, 9718), (43, 5876), (52, 4859), (86, 2938), (113, 2236), (172, 1469), (226, 1118), (452, 559)]