30015621

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3919}}^1$

素因数の和:3985

約数の個数: 24

約数和(自身を含む): 46475520

約数和(自身を除く): 16459899

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 3919, 7659, 11757, 35271, 90137, 145003, 270411, 435009, 811233, 1305027, 3335069, 10005207, 30015621]

約数ペア:

[(1, 30015621), (3, 10005207), (9, 3335069), (23, 1305027), (37, 811233), (69, 435009), (111, 270411), (207, 145003), (333, 90137), (851, 35271), (2553, 11757), (3919, 7659)]