64520561

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3541}}^1$

素因数の和:3704

約数の個数: 16

約数和(自身を含む): 78207360

約数和(自身を除く): 13686799

約数列:

[1, 7, 19, 133, 137, 959, 2603, 3541, 18221, 24787, 67279, 470953, 485117, 3395819, 9217223, 64520561]

約数ペア:

[(1, 64520561), (7, 9217223), (19, 3395819), (133, 485117), (137, 470953), (959, 67279), (2603, 24787), (3541, 18221)]