64782171

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 95630496

約数和(自身を除く): 30848325

約数列:

[1, 3, 9, 73, 151, 219, 453, 653, 657, 1359, 1959, 5877, 11023, 33069, 47669, 98603, 99207, 143007, 295809, 429021, 887427, 7198019, 21594057, 64782171]

約数ペア:

[(1, 64782171), (3, 21594057), (9, 7198019), (73, 887427), (151, 429021), (219, 295809), (453, 143007), (653, 99207), (657, 98603), (1359, 47669), (1959, 33069), (5877, 11023)]