15142323

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 23639040

約数和(自身を除く): 8496717

約数列:

[1, 3, 7, 21, 49, 147, 239, 431, 717, 1293, 1673, 3017, 5019, 9051, 11711, 21119, 35133, 63357, 103009, 309027, 721063, 2163189, 5047441, 15142323]

約数ペア:

[(1, 15142323), (3, 5047441), (7, 2163189), (21, 721063), (49, 309027), (147, 103009), (239, 63357), (431, 35133), (717, 21119), (1293, 11711), (1673, 9051), (3017, 5019)]