30783249

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25717}}^1$

素因数の和:25749

約数の個数: 24

約数和(自身を含む): 53493440

約数和(自身を除く): 22710191

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 25717, 77151, 180019, 231453, 488623, 540057, 1465869, 1620171, 3420361, 4397607, 10261083, 30783249]

約数ペア:

[(1, 30783249), (3, 10261083), (7, 4397607), (9, 3420361), (19, 1620171), (21, 1465869), (57, 540057), (63, 488623), (133, 231453), (171, 180019), (399, 77151), (1197, 25717)]