4251447

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:804

約数の個数: 20

約数和(自身を含む): 6446880

約数和(自身を除く): 2195433

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 719, 1971, 2157, 5913, 6471, 19413, 52487, 58239, 157461, 472383, 1417149, 4251447]

約数ペア:

[(1, 4251447), (3, 1417149), (9, 472383), (27, 157461), (73, 58239), (81, 52487), (219, 19413), (657, 6471), (719, 5913), (1971, 2157)]