199033390

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{251941}}^1$

素因数の和:252027

約数の個数: 16

約数和(自身を含む): 362796480

約数和(自身を除く): 163763090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 251941, 503882, 1259705, 2519410, 19903339, 39806678, 99516695, 199033390]

約数ペア:

[(1, 199033390), (2, 99516695), (5, 39806678), (10, 19903339), (79, 2519410), (158, 1259705), (395, 503882), (790, 251941)]