339918255

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81223}}^1$

素因数の和:81268

約数の個数: 32

約数和(自身を含む): 623800320

約数和(自身を除く): 283882065

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 81223, 243669, 406115, 731007, 1218345, 2193021, 2517913, 3655035, 7553739, 10965105, 12589565, 22661217, 37768695, 67983651, 113306085, 339918255]

約数ペア:

[(1, 339918255), (3, 113306085), (5, 67983651), (9, 37768695), (15, 22661217), (27, 12589565), (31, 10965105), (45, 7553739), (93, 3655035), (135, 2517913), (155, 2193021), (279, 1218345), (465, 731007), (837, 406115), (1395, 243669), (4185, 81223)]