1389124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 2683296

約数和(自身を除く): 1294172

約数列:

[1, 2, 4, 11, 22, 44, 131, 241, 262, 482, 524, 964, 1441, 2651, 2882, 5302, 5764, 10604, 31571, 63142, 126284, 347281, 694562, 1389124]

約数ペア:

[(1, 1389124), (2, 694562), (4, 347281), (11, 126284), (22, 63142), (44, 31571), (131, 10604), (241, 5764), (262, 5302), (482, 2882), (524, 2651), (964, 1441)]