78939898

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{1861}}^1$

素因数の和:2157

約数の個数: 16

約数和(自身を含む): 120121344

約数和(自身を除く): 41181446

約数列:

[1, 2, 127, 167, 254, 334, 1861, 3722, 21209, 42418, 236347, 310787, 472694, 621574, 39469949, 78939898]

約数ペア:

[(1, 78939898), (2, 39469949), (127, 621574), (167, 472694), (254, 310787), (334, 236347), (1861, 42418), (3722, 21209)]