16530399

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:521

約数の個数: 40

約数和(自身を含む): 27181440

約数和(自身を除く): 10651041

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 437, 467, 513, 621, 1311, 1401, 1539, 1863, 3933, 4203, 8873, 10741, 11799, 12609, 26619, 32223, 35397, 37827, 79857, 96669, 204079, 239571, 290007, 612237, 718713, 870021, 1836711, 5510133, 16530399]

約数ペア:

[(1, 16530399), (3, 5510133), (9, 1836711), (19, 870021), (23, 718713), (27, 612237), (57, 290007), (69, 239571), (81, 204079), (171, 96669), (207, 79857), (437, 37827), (467, 35397), (513, 32223), (621, 26619), (1311, 12609), (1401, 11799), (1539, 10741), (1863, 8873), (3933, 4203)]