81896381

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1733}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 96438144

約数和(自身を除く): 14541763

約数列:

[1, 7, 43, 157, 301, 1099, 1733, 6751, 12131, 47257, 74519, 272081, 521633, 1904567, 11699483, 81896381]

約数ペア:

[(1, 81896381), (7, 11699483), (43, 1904567), (157, 521633), (301, 272081), (1099, 74519), (1733, 47257), (6751, 12131)]