7941921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6569}}^1$

素因数の和:6616

約数の個数: 16

約数和(自身を含む): 11773440

約数和(自身を除く): 3831519

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 6569, 19707, 85397, 203639, 256191, 610917, 2647307, 7941921]

約数ペア:

[(1, 7941921), (3, 2647307), (13, 610917), (31, 256191), (39, 203639), (93, 85397), (403, 19707), (1209, 6569)]