209100717

素因数分解:

$3^3\times 7^1\times {\mathrm{599}}^1\times {\mathrm{1847}}^1$

素因数の和:2462

約数の個数: 32

約数和(自身を含む): 354816000

約数和(自身を除く): 145715283

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 599, 1797, 1847, 4193, 5391, 5541, 12579, 12929, 16173, 16623, 37737, 38787, 49869, 113211, 116361, 349083, 1106353, 3319059, 7744471, 9957177, 23233413, 29871531, 69700239, 209100717]

約数ペア:

[(1, 209100717), (3, 69700239), (7, 29871531), (9, 23233413), (21, 9957177), (27, 7744471), (63, 3319059), (189, 1106353), (599, 349083), (1797, 116361), (1847, 113211), (4193, 49869), (5391, 38787), (5541, 37737), (12579, 16623), (12929, 16173)]