168174721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 207728640

約数和(自身を除く): 39553919

約数列:

[1, 11, 13, 31, 59, 143, 341, 403, 643, 649, 767, 1829, 4433, 7073, 8359, 8437, 19933, 20119, 23777, 37937, 91949, 219263, 259129, 261547, 417307, 493181, 1176047, 2850419, 5424991, 12936517, 15288611, 168174721]

約数ペア:

[(1, 168174721), (11, 15288611), (13, 12936517), (31, 5424991), (59, 2850419), (143, 1176047), (341, 493181), (403, 417307), (643, 261547), (649, 259129), (767, 219263), (1829, 91949), (4433, 37937), (7073, 23777), (8359, 20119), (8437, 19933)]