138464228

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{159521}}^1$

素因数の和:159563

約数の個数: 24

約数和(自身を含む): 285863424

約数和(自身を除く): 147399196

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 159521, 319042, 638084, 1116647, 2233294, 4466588, 4945151, 9890302, 19780604, 34616057, 69232114, 138464228]

約数ペア:

[(1, 138464228), (2, 69232114), (4, 34616057), (7, 19780604), (14, 9890302), (28, 4945151), (31, 4466588), (62, 2233294), (124, 1116647), (217, 638084), (434, 319042), (868, 159521)]