2980454399

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 3676337280

約数和(自身を除く): 695882881

約数列:

[1, 13, 17, 19, 43, 221, 247, 289, 323, 559, 731, 817, 971, 3757, 4199, 5491, 9503, 10621, 12427, 12623, 13889, 16507, 18449, 41753, 71383, 161551, 180557, 214591, 236113, 239837, 280619, 313633, 542789, 709801, 793307, 3069469, 3648047, 4077229, 5331761, 9227413, 10312991, 12066617, 13486219, 69312893, 156866021, 175320847, 229265723, 2980454399]

約数ペア:

[(1, 2980454399), (13, 229265723), (17, 175320847), (19, 156866021), (43, 69312893), (221, 13486219), (247, 12066617), (289, 10312991), (323, 9227413), (559, 5331761), (731, 4077229), (817, 3648047), (971, 3069469), (3757, 793307), (4199, 709801), (5491, 542789), (9503, 313633), (10621, 280619), (12427, 239837), (12623, 236113), (13889, 214591), (16507, 180557), (18449, 161551), (41753, 71383)]