64945377

素因数分解:

$3^2\times 7^1\times {\mathrm{599}}^1\times {\mathrm{1721}}^1$

素因数の和:2333

約数の個数: 24

約数和(自身を含む): 107452800

約数和(自身を除く): 42507423

約数列:

[1, 3, 7, 9, 21, 63, 599, 1721, 1797, 4193, 5163, 5391, 12047, 12579, 15489, 36141, 37737, 108423, 1030879, 3092637, 7216153, 9277911, 21648459, 64945377]

約数ペア:

[(1, 64945377), (3, 21648459), (7, 9277911), (9, 7216153), (21, 3092637), (63, 1030879), (599, 108423), (1721, 37737), (1797, 36141), (4193, 15489), (5163, 12579), (5391, 12047)]