251217914

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 405098496

約数和(自身を除く): 153880582

約数列:

[1, 2, 23, 46, 47, 94, 131, 262, 887, 1081, 1774, 2162, 3013, 6026, 6157, 12314, 20401, 40802, 41689, 83378, 116197, 141611, 232394, 283222, 958847, 1917694, 2672531, 5345062, 5461259, 10922518, 125608957, 251217914]

約数ペア:

[(1, 251217914), (2, 125608957), (23, 10922518), (46, 5461259), (47, 5345062), (94, 2672531), (131, 1917694), (262, 958847), (887, 283222), (1081, 232394), (1774, 141611), (2162, 116197), (3013, 83378), (6026, 41689), (6157, 40802), (12314, 20401)]