1291228449

素因数分解:

$3^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{37699}}^1$

素因数の和:37949

約数の個数: 24

約数和(自身を含む): 2011370400

約数和(自身を除く): 720141951

約数列:

[1, 3, 7, 21, 49, 147, 233, 699, 1631, 4893, 11417, 34251, 37699, 113097, 263893, 791679, 1847251, 5541753, 8783867, 26351601, 61487069, 184461207, 430409483, 1291228449]

約数ペア:

[(1, 1291228449), (3, 430409483), (7, 184461207), (21, 61487069), (49, 26351601), (147, 8783867), (233, 5541753), (699, 1847251), (1631, 791679), (4893, 263893), (11417, 113097), (34251, 37699)]