87231978

素因数分解:

$2^1\times 3^4\times {\mathrm{463}}^1\times {\mathrm{1163}}^1$

素因数の和:1640

約数の個数: 40

約数和(自身を含む): 196054848

約数和(自身を除く): 108822870

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 463, 926, 1163, 1389, 2326, 2778, 3489, 4167, 6978, 8334, 10467, 12501, 20934, 25002, 31401, 37503, 62802, 75006, 94203, 188406, 538469, 1076938, 1615407, 3230814, 4846221, 9692442, 14538663, 29077326, 43615989, 87231978]

約数ペア:

[(1, 87231978), (2, 43615989), (3, 29077326), (6, 14538663), (9, 9692442), (18, 4846221), (27, 3230814), (54, 1615407), (81, 1076938), (162, 538469), (463, 188406), (926, 94203), (1163, 75006), (1389, 62802), (2326, 37503), (2778, 31401), (3489, 25002), (4167, 20934), (6978, 12501), (8334, 10467)]