481570257

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{7993}}^1$

素因数の和:8173

約数の個数: 32

約数和(自身を含む): 777656320

約数和(自身を除く): 296086063

約数列:

[1, 3, 7, 19, 21, 57, 133, 151, 399, 453, 1057, 2869, 3171, 7993, 8607, 20083, 23979, 55951, 60249, 151867, 167853, 455601, 1063069, 1206943, 3189207, 3620829, 8448601, 22931917, 25345803, 68795751, 160523419, 481570257]

約数ペア:

[(1, 481570257), (3, 160523419), (7, 68795751), (19, 25345803), (21, 22931917), (57, 8448601), (133, 3620829), (151, 3189207), (399, 1206943), (453, 1063069), (1057, 455601), (2869, 167853), (3171, 151867), (7993, 60249), (8607, 55951), (20083, 23979)]