2013121715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{989249}}^1$

素因数の和:989302

約数の個数: 16

約数和(自身を含む): 2706588000

約数和(自身を除く): 693466285

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 989249, 4946245, 10881739, 36602213, 54408695, 183011065, 402624343, 2013121715]

約数ペア:

[(1, 2013121715), (5, 402624343), (11, 183011065), (37, 54408695), (55, 36602213), (185, 10881739), (407, 4946245), (2035, 989249)]