28359814

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 49959936

約数和(自身を除く): 21600122

約数列:

[1, 2, 7, 14, 71, 103, 142, 206, 277, 497, 554, 721, 994, 1442, 1939, 3878, 7313, 14626, 19667, 28531, 39334, 51191, 57062, 102382, 137669, 199717, 275338, 399434, 2025701, 4051402, 14179907, 28359814]

約数ペア:

[(1, 28359814), (2, 14179907), (7, 4051402), (14, 2025701), (71, 399434), (103, 275338), (142, 199717), (206, 137669), (277, 102382), (497, 57062), (554, 51191), (721, 39334), (994, 28531), (1442, 19667), (1939, 14626), (3878, 7313)]