122819137

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 148433472

約数和(自身を除く): 25614335

約数列:

[1, 7, 43, 49, 71, 301, 497, 821, 2107, 3053, 3479, 5747, 21371, 35303, 40229, 58291, 149597, 247121, 408037, 1729847, 2506513, 2856259, 17545591, 122819137]

約数ペア:

[(1, 122819137), (7, 17545591), (43, 2856259), (49, 2506513), (71, 1729847), (301, 408037), (497, 247121), (821, 149597), (2107, 58291), (3053, 40229), (3479, 35303), (5747, 21371)]