13439769

素因数分解:

$3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 21523200

約数和(自身を除く): 8083431

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 343, 353, 777, 1029, 1059, 1813, 2471, 5439, 7413, 12691, 13061, 17297, 38073, 39183, 51891, 91427, 121079, 274281, 363237, 639989, 1919967, 4479923, 13439769]

約数ペア:

[(1, 13439769), (3, 4479923), (7, 1919967), (21, 639989), (37, 363237), (49, 274281), (111, 121079), (147, 91427), (259, 51891), (343, 39183), (353, 38073), (777, 17297), (1029, 13061), (1059, 12691), (1813, 7413), (2471, 5439)]