68906253

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2417}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 107243136

約数和(自身を除く): 38336883

約数列:

[1, 3, 13, 17, 39, 43, 51, 129, 221, 559, 663, 731, 1677, 2193, 2417, 7251, 9503, 28509, 31421, 41089, 94263, 103931, 123267, 311793, 534157, 1351103, 1602471, 1766827, 4053309, 5300481, 22968751, 68906253]

約数ペア:

[(1, 68906253), (3, 22968751), (13, 5300481), (17, 4053309), (39, 1766827), (43, 1602471), (51, 1351103), (129, 534157), (221, 311793), (559, 123267), (663, 103931), (731, 94263), (1677, 41089), (2193, 31421), (2417, 28509), (7251, 9503)]