5515881

素因数分解:

$3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 8645760

約数和(自身を除く): 3129879

約数列:

[1, 3, 7, 21, 49, 147, 157, 239, 471, 717, 1099, 1673, 3297, 5019, 7693, 11711, 23079, 35133, 37523, 112569, 262661, 787983, 1838627, 5515881]

約数ペア:

[(1, 5515881), (3, 1838627), (7, 787983), (21, 262661), (49, 112569), (147, 37523), (157, 35133), (239, 23079), (471, 11711), (717, 7693), (1099, 5019), (1673, 3297)]