220993623

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{397}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 335275200

約数和(自身を除く): 114281577

約数列:

[1, 3, 9, 27, 53, 159, 389, 397, 477, 1167, 1191, 1431, 3501, 3573, 10503, 10719, 20617, 21041, 61851, 63123, 154433, 185553, 189369, 463299, 556659, 568107, 1389897, 4169691, 8184949, 24554847, 73664541, 220993623]

約数ペア:

[(1, 220993623), (3, 73664541), (9, 24554847), (27, 8184949), (53, 4169691), (159, 1389897), (389, 568107), (397, 556659), (477, 463299), (1167, 189369), (1191, 185553), (1431, 154433), (3501, 63123), (3573, 61851), (10503, 21041), (10719, 20617)]