42128695

素因数分解:

$5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2161}}^1$

素因数の和:2730

約数の個数: 16

約数和(自身を含む): 57907008

約数和(自身を除く): 15778313

約数列:

[1, 5, 7, 35, 557, 2161, 2785, 3899, 10805, 15127, 19495, 75635, 1203677, 6018385, 8425739, 42128695]

約数ペア:

[(1, 42128695), (5, 8425739), (7, 6018385), (35, 1203677), (557, 75635), (2161, 19495), (2785, 15127), (3899, 10805)]