388670828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1067777}}^1$

素因数の和:1067801

約数の個数: 24

約数和(自身を含む): 837137952

約数和(自身を除く): 448467124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1067777, 2135554, 4271108, 7474439, 13881101, 14948878, 27762202, 29897756, 55524404, 97167707, 194335414, 388670828]

約数ペア:

[(1, 388670828), (2, 194335414), (4, 97167707), (7, 55524404), (13, 29897756), (14, 27762202), (26, 14948878), (28, 13881101), (52, 7474439), (91, 4271108), (182, 2135554), (364, 1067777)]