230090721

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 370180800

約数和(自身を除く): 140090079

約数列:

[1, 3, 7, 21, 43, 49, 89, 129, 147, 267, 301, 409, 623, 903, 1227, 1869, 2107, 2863, 3827, 4361, 6321, 8589, 11481, 13083, 17587, 20041, 26789, 36401, 52761, 60123, 80367, 109203, 123109, 187523, 254807, 369327, 562569, 764421, 861763, 1565243, 1783649, 2585289, 4695729, 5350947, 10956701, 32870103, 76696907, 230090721]

約数ペア:

[(1, 230090721), (3, 76696907), (7, 32870103), (21, 10956701), (43, 5350947), (49, 4695729), (89, 2585289), (129, 1783649), (147, 1565243), (267, 861763), (301, 764421), (409, 562569), (623, 369327), (903, 254807), (1227, 187523), (1869, 123109), (2107, 109203), (2863, 80367), (3827, 60123), (4361, 52761), (6321, 36401), (8589, 26789), (11481, 20041), (13083, 17587)]