1285982803

素因数分解:

$7^4\times {\mathrm{101}}^1\times {\mathrm{5303}}^1$

素因数の和:5432

約数の個数: 20

約数和(自身を含む): 1515363408

約数和(自身を除く): 229380605

約数列:

[1, 7, 49, 101, 343, 707, 2401, 4949, 5303, 34643, 37121, 242501, 259847, 535603, 1818929, 3749221, 12732503, 26244547, 183711829, 1285982803]

約数ペア:

[(1, 1285982803), (7, 183711829), (49, 26244547), (101, 12732503), (343, 3749221), (707, 1818929), (2401, 535603), (4949, 259847), (5303, 242501), (34643, 37121)]