42721055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9257}}^1$

素因数の和:9346

約数の個数: 16

約数和(自身を含む): 55992384

約数和(自身を除く): 13271329

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 9257, 46285, 120341, 601705, 657247, 3286235, 8544211, 42721055]

約数ペア:

[(1, 42721055), (5, 8544211), (13, 3286235), (65, 657247), (71, 601705), (355, 120341), (923, 46285), (4615, 9257)]