28798427

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 34722576

約数和(自身を除く): 5924149

約数列:

[1, 7, 49, 73, 83, 97, 511, 581, 679, 3577, 4067, 4753, 6059, 7081, 8051, 42413, 49567, 56357, 296891, 346969, 394499, 587723, 4114061, 28798427]

約数ペア:

[(1, 28798427), (7, 4114061), (49, 587723), (73, 394499), (83, 346969), (97, 296891), (511, 56357), (581, 49567), (679, 42413), (3577, 8051), (4067, 7081), (4753, 6059)]