31373727

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12347}}^1$

素因数の和:12379

約数の個数: 24

約数和(自身を含む): 52553088

約数和(自身を除く): 21179361

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 12347, 37041, 86429, 135817, 259287, 407451, 950719, 1493987, 2852157, 4481961, 10457909, 31373727]

約数ペア:

[(1, 31373727), (3, 10457909), (7, 4481961), (11, 2852157), (21, 1493987), (33, 950719), (77, 407451), (121, 259287), (231, 135817), (363, 86429), (847, 37041), (2541, 12347)]