90857487

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3733}}^1$

素因数の和:3823

約数の個数: 32

約数和(自身を含む): 148165120

約数和(自身を除く): 57307633

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 1159, 1281, 3477, 3733, 8113, 11199, 24339, 26131, 70927, 78393, 212781, 227713, 496489, 683139, 1489467, 1593991, 4326547, 4781973, 12979641, 30285829, 90857487]

約数ペア:

[(1, 90857487), (3, 30285829), (7, 12979641), (19, 4781973), (21, 4326547), (57, 1593991), (61, 1489467), (133, 683139), (183, 496489), (399, 227713), (427, 212781), (1159, 78393), (1281, 70927), (3477, 26131), (3733, 24339), (8113, 11199)]