31690263

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1303}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 47173504

約数和(自身を除く): 15483241

約数列:

[1, 3, 11, 33, 67, 121, 201, 363, 737, 1303, 2211, 3909, 8107, 14333, 24321, 42999, 87301, 157663, 261903, 472989, 960311, 2880933, 10563421, 31690263]

約数ペア:

[(1, 31690263), (3, 10563421), (11, 2880933), (33, 960311), (67, 472989), (121, 261903), (201, 157663), (363, 87301), (737, 42999), (1303, 24321), (2211, 14333), (3909, 8107)]