28210008211

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^2$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 36313175808

約数和(自身を除く): 8103167597

約数列:

[1, 7, 11, 61, 77, 83, 269, 427, 581, 671, 913, 1883, 2959, 4697, 5063, 6391, 16409, 20713, 22327, 35441, 55693, 72361, 114863, 156289, 180499, 245597, 389851, 506527, 795971, 1263493, 1361947, 1719179, 4414021, 5571797, 6005963, 9533629, 14981417, 30898147, 42041741, 48554231, 66065593, 104869919, 339879617, 366363743, 462459151, 2564546201, 4030001173, 28210008211]

約数ペア:

[(1, 28210008211), (7, 4030001173), (11, 2564546201), (61, 462459151), (77, 366363743), (83, 339879617), (269, 104869919), (427, 66065593), (581, 48554231), (671, 42041741), (913, 30898147), (1883, 14981417), (2959, 9533629), (4697, 6005963), (5063, 5571797), (6391, 4414021), (16409, 1719179), (20713, 1361947), (22327, 1263493), (35441, 795971), (55693, 506527), (72361, 389851), (114863, 245597), (156289, 180499)]