64747473

素因数分解:

$3^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{1307}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 100799712

約数和(自身を除く): 36052239

約数列:

[1, 3, 7, 21, 49, 147, 337, 1011, 1307, 2359, 3921, 7077, 9149, 16513, 27447, 49539, 64043, 192129, 440459, 1321377, 3083213, 9249639, 21582491, 64747473]

約数ペア:

[(1, 64747473), (3, 21582491), (7, 9249639), (21, 3083213), (49, 1321377), (147, 440459), (337, 192129), (1011, 64043), (1307, 49539), (2359, 27447), (3921, 16513), (7077, 9149)]