28122479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9871}}^1$

素因数の和:9926

約数の個数: 16

約数和(自身を含む): 36013056

約数和(自身を除く): 7890577

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 9871, 69097, 108581, 365227, 760067, 2556589, 4017497, 28122479]

約数ペア:

[(1, 28122479), (7, 4017497), (11, 2556589), (37, 760067), (77, 365227), (259, 108581), (407, 69097), (2849, 9871)]