74287359

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{10103}}^1$

素因数の和:10171

約数の個数: 24

約数和(自身を含む): 115589760

約数和(自身を除く): 41302401

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 10103, 30309, 90927, 191957, 434429, 575871, 1303287, 1727613, 3909861, 8254151, 24762453, 74287359]

約数ペア:

[(1, 74287359), (3, 24762453), (9, 8254151), (19, 3909861), (43, 1727613), (57, 1303287), (129, 575871), (171, 434429), (387, 191957), (817, 90927), (2451, 30309), (7353, 10103)]