397767909

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{36637}}^1$

素因数の和:36705

約数の個数: 32

約数和(自身を含む): 675311616

約数和(自身を除く): 277543707

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 3619, 10857, 36637, 109911, 256459, 403007, 769377, 1209021, 1721939, 2821049, 5165817, 8463147, 12053573, 18941329, 36160719, 56823987, 132589303, 397767909]

約数ペア:

[(1, 397767909), (3, 132589303), (7, 56823987), (11, 36160719), (21, 18941329), (33, 12053573), (47, 8463147), (77, 5165817), (141, 2821049), (231, 1721939), (329, 1209021), (517, 769377), (987, 403007), (1551, 256459), (3619, 109911), (10857, 36637)]