261567351

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{1301}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 383881680

約数和(自身を除く): 122314329

約数列:

[1, 3, 9, 89, 251, 267, 753, 801, 1301, 2259, 3903, 11709, 22339, 67017, 115789, 201051, 326551, 347367, 979653, 1042101, 2938959, 29063039, 87189117, 261567351]

約数ペア:

[(1, 261567351), (3, 87189117), (9, 29063039), (89, 2938959), (251, 1042101), (267, 979653), (753, 347367), (801, 326551), (1301, 201051), (2259, 115789), (3903, 67017), (11709, 22339)]