287434791

素因数分解:

$3^3\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3433}}^1$

素因数の和:3892

約数の個数: 32

約数和(自身を含む): 487902720

約数和(自身を除く): 200467929

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 443, 1329, 3101, 3433, 3987, 9303, 10299, 11961, 24031, 27909, 30897, 72093, 83727, 92691, 216279, 648837, 1520819, 4562457, 10645733, 13687371, 31937199, 41062113, 95811597, 287434791]

約数ペア:

[(1, 287434791), (3, 95811597), (7, 41062113), (9, 31937199), (21, 13687371), (27, 10645733), (63, 4562457), (189, 1520819), (443, 648837), (1329, 216279), (3101, 92691), (3433, 83727), (3987, 72093), (9303, 30897), (10299, 27909), (11961, 24031)]