2081443

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 2600640

約数和(自身を除く): 519197

約数列:

[1, 7, 13, 89, 91, 257, 623, 1157, 1799, 3341, 8099, 22873, 23387, 160111, 297349, 2081443]

約数ペア:

[(1, 2081443), (7, 297349), (13, 160111), (89, 23387), (91, 22873), (257, 8099), (623, 3341), (1157, 1799)]