11115

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:43

約数の個数: 24

約数和(自身を含む): 21840

約数和(自身を除く): 10725

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115]

約数ペア:

[(1, 11115), (3, 3705), (5, 2223), (9, 1235), (13, 855), (15, 741), (19, 585), (39, 285), (45, 247), (57, 195), (65, 171), (95, 117)]