18117795

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 30597120

約数和(自身を除く): 12479325

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 829, 1457, 2487, 4145, 4371, 7285, 12435, 21855, 25699, 38963, 77097, 116889, 128495, 194815, 385485, 584445, 1207853, 3623559, 6039265, 18117795]

約数ペア:

[(1, 18117795), (3, 6039265), (5, 3623559), (15, 1207853), (31, 584445), (47, 385485), (93, 194815), (141, 128495), (155, 116889), (235, 77097), (465, 38963), (705, 25699), (829, 21855), (1457, 12435), (2487, 7285), (4145, 4371)]