17889507

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 27378000

約数和(自身を除く): 9488493

約数列:

[1, 3, 9, 19, 57, 171, 233, 449, 699, 1347, 2097, 4041, 4427, 8531, 13281, 25593, 39843, 76779, 104617, 313851, 941553, 1987723, 5963169, 17889507]

約数ペア:

[(1, 17889507), (3, 5963169), (9, 1987723), (19, 941553), (57, 313851), (171, 104617), (233, 76779), (449, 39843), (699, 25593), (1347, 13281), (2097, 8531), (4041, 4427)]