206412345

素因数分解:

$3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{9907}}^1$

素因数の和:10381

約数の個数: 24

約数和(自身を含む): 358590336

約数和(自身を除く): 152177991

約数列:

[1, 3, 5, 9, 15, 45, 463, 1389, 2315, 4167, 6945, 9907, 20835, 29721, 49535, 89163, 148605, 445815, 4586941, 13760823, 22934705, 41282469, 68804115, 206412345]

約数ペア:

[(1, 206412345), (3, 68804115), (5, 41282469), (9, 22934705), (15, 13760823), (45, 4586941), (463, 445815), (1389, 148605), (2315, 89163), (4167, 49535), (6945, 29721), (9907, 20835)]