12784431

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12497}}^1$

素因数の和:12542

約数の個数: 16

約数和(自身を含む): 19196928

約数和(自身を除く): 6412497

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 12497, 37491, 137467, 387407, 412401, 1162221, 4261477, 12784431]

約数ペア:

[(1, 12784431), (3, 4261477), (11, 1162221), (31, 412401), (33, 387407), (93, 137467), (341, 37491), (1023, 12497)]