16689105

素因数分解:

$3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 29877120

約数和(自身を除く): 13188015

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 181, 543, 683, 905, 1629, 2049, 2715, 3415, 4887, 6147, 8145, 10245, 18441, 24435, 30735, 92205, 123623, 370869, 618115, 1112607, 1854345, 3337821, 5563035, 16689105]

約数ペア:

[(1, 16689105), (3, 5563035), (5, 3337821), (9, 1854345), (15, 1112607), (27, 618115), (45, 370869), (135, 123623), (181, 92205), (543, 30735), (683, 24435), (905, 18441), (1629, 10245), (2049, 8145), (2715, 6147), (3415, 4887)]