9870278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{89}}^1$

素因数の和:244

約数の個数: 24

約数和(自身を含む): 16566120

約数和(自身を除く): 6695842

約数列:

[1, 2, 11, 22, 71, 89, 142, 178, 781, 979, 1562, 1958, 5041, 6319, 10082, 12638, 55451, 69509, 110902, 139018, 448649, 897298, 4935139, 9870278]

約数ペア:

[(1, 9870278), (2, 4935139), (11, 897298), (22, 448649), (71, 139018), (89, 110902), (142, 69509), (178, 55451), (781, 12638), (979, 10082), (1562, 6319), (1958, 5041)]