28532777

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 35838720

約数和(自身を除く): 7305943

約数列:

[1, 7, 13, 89, 91, 169, 271, 623, 1157, 1183, 1897, 3523, 8099, 15041, 24119, 24661, 45799, 105287, 168833, 313547, 320593, 2194829, 4076111, 28532777]

約数ペア:

[(1, 28532777), (7, 4076111), (13, 2194829), (89, 320593), (91, 313547), (169, 168833), (271, 105287), (623, 45799), (1157, 24661), (1183, 24119), (1897, 15041), (3523, 8099)]