69690131

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 81048000

約数和(自身を除く): 11357869

約数列:

[1, 7, 109, 149, 613, 763, 1043, 4291, 16241, 66817, 91337, 113687, 467719, 639359, 9955733, 69690131]

約数ペア:

[(1, 69690131), (7, 9955733), (109, 639359), (149, 467719), (613, 113687), (763, 91337), (1043, 66817), (4291, 16241)]