228724727

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{281}}^1$

素因数の和:372

約数の個数: 36

約数和(自身を含む): 297947664

約数和(自身を除く): 69222937

約数列:

[1, 7, 11, 31, 77, 121, 217, 281, 341, 847, 961, 1967, 2387, 3091, 3751, 6727, 8711, 10571, 21637, 26257, 34001, 60977, 73997, 95821, 116281, 238007, 270041, 670747, 813967, 1054031, 1890287, 2970451, 7378217, 20793157, 32674961, 228724727]

約数ペア:

[(1, 228724727), (7, 32674961), (11, 20793157), (31, 7378217), (77, 2970451), (121, 1890287), (217, 1054031), (281, 813967), (341, 670747), (847, 270041), (961, 238007), (1967, 116281), (2387, 95821), (3091, 73997), (3751, 60977), (6727, 34001), (8711, 26257), (10571, 21637)]