28531405

素因数分解:

$5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1237}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 39219840

約数和(自身を除く): 10688435

約数列:

[1, 5, 7, 35, 659, 1237, 3295, 4613, 6185, 8659, 23065, 43295, 815183, 4075915, 5706281, 28531405]

約数ペア:

[(1, 28531405), (5, 5706281), (7, 4075915), (35, 815183), (659, 43295), (1237, 23065), (3295, 8659), (4613, 6185)]