1321304

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 2661120

約数和(自身を除く): 1339816

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 167, 172, 184, 334, 344, 668, 989, 1336, 1978, 3841, 3956, 7181, 7682, 7912, 14362, 15364, 28724, 30728, 57448, 165163, 330326, 660652, 1321304]

約数ペア:

[(1, 1321304), (2, 660652), (4, 330326), (8, 165163), (23, 57448), (43, 30728), (46, 28724), (86, 15364), (92, 14362), (167, 7912), (172, 7682), (184, 7181), (334, 3956), (344, 3841), (668, 1978), (989, 1336)]