389896138

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{12823}}^1$

素因数の和:13509

約数の個数: 16

約数和(自身を含む): 611243136

約数和(自身を除く): 221346998

約数列:

[1, 2, 23, 46, 661, 1322, 12823, 15203, 25646, 30406, 294929, 589858, 8476003, 16952006, 194948069, 389896138]

約数ペア:

[(1, 389896138), (2, 194948069), (23, 16952006), (46, 8476003), (661, 589858), (1322, 294929), (12823, 30406), (15203, 25646)]