228666815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{25309}}^1$

素因数の和:25466

約数の個数: 16

約数和(自身を含む): 297645600

約数和(自身を除く): 68978785

約数列:

[1, 5, 13, 65, 139, 695, 1807, 9035, 25309, 126545, 329017, 1645085, 3517951, 17589755, 45733363, 228666815]

約数ペア:

[(1, 228666815), (5, 45733363), (13, 17589755), (65, 3517951), (139, 1645085), (695, 329017), (1807, 126545), (9035, 25309)]