78254281

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 99525888

約数和(自身を除く): 21271607

約数列:

[1, 7, 17, 41, 43, 119, 287, 301, 373, 697, 731, 1763, 2611, 4879, 5117, 6341, 12341, 15293, 16039, 29971, 44387, 107051, 112273, 209797, 259981, 272663, 657599, 1819867, 1908641, 4603193, 11179183, 78254281]

約数ペア:

[(1, 78254281), (7, 11179183), (17, 4603193), (41, 1908641), (43, 1819867), (119, 657599), (287, 272663), (301, 259981), (373, 209797), (697, 112273), (731, 107051), (1763, 44387), (2611, 29971), (4879, 16039), (5117, 15293), (6341, 12341)]