13580903

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 16200000

約数和(自身を除く): 2619097

約数列:

[1, 7, 29, 149, 203, 449, 1043, 3143, 4321, 13021, 30247, 66901, 91147, 468307, 1940129, 13580903]

約数ペア:

[(1, 13580903), (7, 1940129), (29, 468307), (149, 91147), (203, 66901), (449, 30247), (1043, 13021), (3143, 4321)]