23990001

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 38658048

約数和(自身を除く): 14668047

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 857, 903, 1333, 2571, 3999, 5999, 9331, 17997, 26567, 27993, 36851, 79701, 110553, 185969, 257957, 557907, 773871, 1142381, 3427143, 7996667, 23990001]

約数ペア:

[(1, 23990001), (3, 7996667), (7, 3427143), (21, 1142381), (31, 773871), (43, 557907), (93, 257957), (129, 185969), (217, 110553), (301, 79701), (651, 36851), (857, 27993), (903, 26567), (1333, 17997), (2571, 9331), (3999, 5999)]