28094836

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 63546336

約数和(自身を除く): 35451500

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 83, 98, 154, 157, 166, 196, 308, 314, 332, 539, 581, 628, 913, 1078, 1099, 1162, 1727, 1826, 2156, 2198, 2324, 3454, 3652, 4067, 4396, 6391, 6908, 7693, 8134, 12089, 12782, 13031, 15386, 16268, 24178, 25564, 26062, 30772, 44737, 48356, 52124, 84623, 89474, 91217, 143341, 169246, 178948, 182434, 286682, 338492, 364868, 573364, 638519, 1003387, 1277038, 2006774, 2554076, 4013548, 7023709, 14047418, 28094836]

約数ペア:

[(1, 28094836), (2, 14047418), (4, 7023709), (7, 4013548), (11, 2554076), (14, 2006774), (22, 1277038), (28, 1003387), (44, 638519), (49, 573364), (77, 364868), (83, 338492), (98, 286682), (154, 182434), (157, 178948), (166, 169246), (196, 143341), (308, 91217), (314, 89474), (332, 84623), (539, 52124), (581, 48356), (628, 44737), (913, 30772), (1078, 26062), (1099, 25564), (1162, 24178), (1727, 16268), (1826, 15386), (2156, 13031), (2198, 12782), (2324, 12089), (3454, 8134), (3652, 7693), (4067, 6908), (4396, 6391)]