15220905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{144961}}^1$

素因数の和:144976

約数の個数: 16

約数和(自身を含む): 27832704

約数和(自身を除く): 12611799

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 144961, 434883, 724805, 1014727, 2174415, 3044181, 5073635, 15220905]

約数ペア:

[(1, 15220905), (3, 5073635), (5, 3044181), (7, 2174415), (15, 1014727), (21, 724805), (35, 434883), (105, 144961)]