673218459

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{977}}^1$

素因数の和:1217

約数の個数: 40

約数和(自身を含む): 1033800768

約数和(自身を除く): 360582309

約数列:

[1, 3, 9, 27, 47, 81, 141, 181, 423, 543, 977, 1269, 1629, 2931, 3807, 4887, 8507, 8793, 14661, 25521, 26379, 45919, 76563, 79137, 137757, 176837, 229689, 413271, 530511, 689067, 1239813, 1591533, 3719439, 4774599, 8311339, 14323797, 24934017, 74802051, 224406153, 673218459]

約数ペア:

[(1, 673218459), (3, 224406153), (9, 74802051), (27, 24934017), (47, 14323797), (81, 8311339), (141, 4774599), (181, 3719439), (423, 1591533), (543, 1239813), (977, 689067), (1269, 530511), (1629, 413271), (2931, 229689), (3807, 176837), (4887, 137757), (8507, 79137), (8793, 76563), (14661, 45919), (25521, 26379)]