13365

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1$

素因数の和:31

約数の個数: 24

約数和(自身を含む): 26208

約数和(自身を除く): 12843

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1485, 2673, 4455, 13365]

約数ペア:

[(1, 13365), (3, 4455), (5, 2673), (9, 1485), (11, 1215), (15, 891), (27, 495), (33, 405), (45, 297), (55, 243), (81, 165), (99, 135)]