236855997

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{87433}}^1$

素因数の和:87489

約数の個数: 24

約数和(自身を含む): 400097984

約数和(自身を除く): 163241987

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 87433, 262299, 612031, 786897, 1836093, 3759619, 5508279, 11278857, 26317333, 33836571, 78951999, 236855997]

約数ペア:

[(1, 236855997), (3, 78951999), (7, 33836571), (9, 26317333), (21, 11278857), (43, 5508279), (63, 3759619), (129, 1836093), (301, 786897), (387, 612031), (903, 262299), (2709, 87433)]