65428370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21737}}^1$

素因数の和:21794

約数の個数: 32

約数和(自身を含む): 137731968

約数和(自身を除く): 72303598

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 21737, 43474, 108685, 152159, 217370, 304318, 760795, 934691, 1521590, 1869382, 4673455, 6542837, 9346910, 13085674, 32714185, 65428370]

約数ペア:

[(1, 65428370), (2, 32714185), (5, 13085674), (7, 9346910), (10, 6542837), (14, 4673455), (35, 1869382), (43, 1521590), (70, 934691), (86, 760795), (215, 304318), (301, 217370), (430, 152159), (602, 108685), (1505, 43474), (3010, 21737)]