13004205

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{23431}}^1$

素因数の和:23476

約数の個数: 16

約数和(自身を含む): 21369984

約数和(自身を除く): 8365779

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 23431, 70293, 117155, 351465, 866947, 2600841, 4334735, 13004205]

約数ペア:

[(1, 13004205), (3, 4334735), (5, 2600841), (15, 866947), (37, 351465), (111, 117155), (185, 70293), (555, 23431)]