6389929

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 32

約数和(自身を含む): 8515584

約数和(自身を除く): 2125655

約数列:

[1, 7, 13, 23, 43, 71, 91, 161, 299, 301, 497, 559, 923, 989, 1633, 2093, 3053, 3913, 6461, 6923, 11431, 12857, 21229, 21371, 39689, 70219, 89999, 148603, 277823, 491533, 912847, 6389929]

約数ペア:

[(1, 6389929), (7, 912847), (13, 491533), (23, 277823), (43, 148603), (71, 89999), (91, 70219), (161, 39689), (299, 21371), (301, 21229), (497, 12857), (559, 11431), (923, 6923), (989, 6461), (1633, 3913), (2093, 3053)]