681907965

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{16831}}^1$

素因数の和:16949

約数の個数: 32

約数和(自身を含む): 1135958016

約数和(自身を除く): 454050051

約数列:

[1, 3, 5, 15, 37, 73, 111, 185, 219, 365, 555, 1095, 2701, 8103, 13505, 16831, 40515, 50493, 84155, 252465, 622747, 1228663, 1868241, 3113735, 3685989, 6143315, 9341205, 18429945, 45460531, 136381593, 227302655, 681907965]

約数ペア:

[(1, 681907965), (3, 227302655), (5, 136381593), (15, 45460531), (37, 18429945), (73, 9341205), (111, 6143315), (185, 3685989), (219, 3113735), (365, 1868241), (555, 1228663), (1095, 622747), (2701, 252465), (8103, 84155), (13505, 50493), (16831, 40515)]