281134516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{125731}}^1$

素因数の和:125791

約数の個数: 24

約数和(自身を含む): 542156384

約数和(自身を除く): 261021868

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 125731, 251462, 502924, 1634503, 3269006, 5406433, 6538012, 10812866, 21625732, 70283629, 140567258, 281134516]

約数ペア:

[(1, 281134516), (2, 140567258), (4, 70283629), (13, 21625732), (26, 10812866), (43, 6538012), (52, 5406433), (86, 3269006), (172, 1634503), (559, 502924), (1118, 251462), (2236, 125731)]