305806605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{11447}}^1$

素因数の和:11605

約数の個数: 32

約数和(自身を含む): 530820864

約数和(自身を除く): 225014259

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 685, 1781, 2055, 5343, 8905, 11447, 26715, 34341, 57235, 148811, 171705, 446433, 744055, 1568239, 2232165, 4704717, 7841195, 20387107, 23523585, 61161321, 101935535, 305806605]

約数ペア:

[(1, 305806605), (3, 101935535), (5, 61161321), (13, 23523585), (15, 20387107), (39, 7841195), (65, 4704717), (137, 2232165), (195, 1568239), (411, 744055), (685, 446433), (1781, 171705), (2055, 148811), (5343, 57235), (8905, 34341), (11447, 26715)]