202180839

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{260207}}^1$

素因数の和:260254

約数の個数: 16

約数和(自身を含む): 316412928

約数和(自身を除く): 114232089

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 260207, 780621, 1821449, 5464347, 9627659, 28882977, 67393613, 202180839]

約数ペア:

[(1, 202180839), (3, 67393613), (7, 28882977), (21, 9627659), (37, 5464347), (111, 1821449), (259, 780621), (777, 260207)]