393248895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{11657}}^1$

素因数の和:11851

約数の個数: 32

約数和(自身を含む): 681573312

約数和(自身を除く): 288324417

約数列:

[1, 3, 5, 13, 15, 39, 65, 173, 195, 519, 865, 2249, 2595, 6747, 11245, 11657, 33735, 34971, 58285, 151541, 174855, 454623, 757705, 2016661, 2273115, 6049983, 10083305, 26216593, 30249915, 78649779, 131082965, 393248895]

約数ペア:

[(1, 393248895), (3, 131082965), (5, 78649779), (13, 30249915), (15, 26216593), (39, 10083305), (65, 6049983), (173, 2273115), (195, 2016661), (519, 757705), (865, 454623), (2249, 174855), (2595, 151541), (6747, 58285), (11245, 34971), (11657, 33735)]