28749204

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3821}}^1$

素因数の和:3861

約数の個数: 72

約数和(自身を含む): 83472480

約数和(自身を除く): 54723276

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 3821, 7524, 7642, 11463, 15284, 22926, 34389, 42031, 45852, 68778, 72599, 84062, 126093, 137556, 145198, 168124, 217797, 252186, 290396, 378279, 435594, 504372, 653391, 756558, 798589, 871188, 1306782, 1513116, 1597178, 2395767, 2613564, 3194356, 4791534, 7187301, 9583068, 14374602, 28749204]

約数ペア:

[(1, 28749204), (2, 14374602), (3, 9583068), (4, 7187301), (6, 4791534), (9, 3194356), (11, 2613564), (12, 2395767), (18, 1597178), (19, 1513116), (22, 1306782), (33, 871188), (36, 798589), (38, 756558), (44, 653391), (57, 504372), (66, 435594), (76, 378279), (99, 290396), (114, 252186), (132, 217797), (171, 168124), (198, 145198), (209, 137556), (228, 126093), (342, 84062), (396, 72599), (418, 68778), (627, 45852), (684, 42031), (836, 34389), (1254, 22926), (1881, 15284), (2508, 11463), (3762, 7642), (3821, 7524)]