12691903

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 14976000

約数和(自身を除く): 2284097

約数列:

[1, 7, 59, 79, 389, 413, 553, 2723, 4661, 22951, 30731, 32627, 160657, 215117, 1813129, 12691903]

約数ペア:

[(1, 12691903), (7, 1813129), (59, 215117), (79, 160657), (389, 32627), (413, 30731), (553, 22951), (2723, 4661)]