1285442972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{1609}}^1$

素因数の和:1962

約数の個数: 48

約数和(自身を含む): 2501399040

約数和(自身を除く): 1215956068

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 271, 542, 737, 1084, 1474, 1609, 2948, 2981, 3218, 5962, 6436, 11924, 17699, 18157, 35398, 36314, 70796, 72628, 107803, 199727, 215606, 399454, 431212, 436039, 798908, 872078, 1185833, 1744156, 2371666, 4743332, 4796429, 9592858, 19185716, 29214613, 58429226, 116858452, 321360743, 642721486, 1285442972]

約数ペア:

[(1, 1285442972), (2, 642721486), (4, 321360743), (11, 116858452), (22, 58429226), (44, 29214613), (67, 19185716), (134, 9592858), (268, 4796429), (271, 4743332), (542, 2371666), (737, 1744156), (1084, 1185833), (1474, 872078), (1609, 798908), (2948, 436039), (2981, 431212), (3218, 399454), (5962, 215606), (6436, 199727), (11924, 107803), (17699, 72628), (18157, 70796), (35398, 36314)]