64105867

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1931

約数の個数: 24

約数和(自身を含む): 80661840

約数和(自身を除く): 16555973

約数列:

[1, 7, 19, 37, 49, 133, 259, 703, 931, 1813, 1861, 4921, 13027, 34447, 35359, 68857, 91189, 247513, 481999, 1308283, 1732591, 3373993, 9157981, 64105867]

約数ペア:

[(1, 64105867), (7, 9157981), (19, 3373993), (37, 1732591), (49, 1308283), (133, 481999), (259, 247513), (703, 91189), (931, 68857), (1813, 35359), (1861, 34447), (4921, 13027)]