16868745

素因数分解:

$3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{673}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 29335176

約数和(自身を除く): 12466431

約数列:

[1, 3, 5, 9, 15, 45, 557, 673, 1671, 2019, 2785, 3365, 5013, 6057, 8355, 10095, 25065, 30285, 374861, 1124583, 1874305, 3373749, 5622915, 16868745]

約数ペア:

[(1, 16868745), (3, 5622915), (5, 3373749), (9, 1874305), (15, 1124583), (45, 374861), (557, 30285), (673, 25065), (1671, 10095), (2019, 8355), (2785, 6057), (3365, 5013)]