15197469

素因数分解:

$3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1129}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 23214720

約数和(自身を除く): 8017251

約数列:

[1, 3, 7, 21, 641, 1129, 1923, 3387, 4487, 7903, 13461, 23709, 723689, 2171067, 5065823, 15197469]

約数ペア:

[(1, 15197469), (3, 5065823), (7, 2171067), (21, 723689), (641, 23709), (1129, 13461), (1923, 7903), (3387, 4487)]