660652

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 1241856

約数和(自身を除く): 581204

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 167, 172, 334, 668, 989, 1978, 3841, 3956, 7181, 7682, 14362, 15364, 28724, 165163, 330326, 660652]

約数ペア:

[(1, 660652), (2, 330326), (4, 165163), (23, 28724), (43, 15364), (46, 14362), (86, 7682), (92, 7181), (167, 3956), (172, 3841), (334, 1978), (668, 989)]