8222739

素因数分解:

$3^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 13094400

約数和(自身を除く): 4871661

約数列:

[1, 3, 7, 21, 49, 61, 131, 147, 183, 343, 393, 427, 917, 1029, 1281, 2751, 2989, 6419, 7991, 8967, 19257, 20923, 23973, 44933, 55937, 62769, 134799, 167811, 391559, 1174677, 2740913, 8222739]

約数ペア:

[(1, 8222739), (3, 2740913), (7, 1174677), (21, 391559), (49, 167811), (61, 134799), (131, 62769), (147, 55937), (183, 44933), (343, 23973), (393, 20923), (427, 19257), (917, 8967), (1029, 7991), (1281, 6419), (2751, 2989)]