16580613

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 26210304

約数和(自身を除く): 9629691

約数列:

[1, 3, 7, 21, 47, 107, 141, 157, 321, 329, 471, 749, 987, 1099, 2247, 3297, 5029, 7379, 15087, 16799, 22137, 35203, 50397, 51653, 105609, 117593, 154959, 352779, 789553, 2368659, 5526871, 16580613]

約数ペア:

[(1, 16580613), (3, 5526871), (7, 2368659), (21, 789553), (47, 352779), (107, 154959), (141, 117593), (157, 105609), (321, 51653), (329, 50397), (471, 35203), (749, 22137), (987, 16799), (1099, 15087), (2247, 7379), (3297, 5029)]