28391615

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47717}}^1$

素因数の和:47746

約数の個数: 16

約数和(自身を含む): 41228352

約数和(自身を除く): 12836737

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 47717, 238585, 334019, 811189, 1670095, 4055945, 5678323, 28391615]

約数ペア:

[(1, 28391615), (5, 5678323), (7, 4055945), (17, 1670095), (35, 811189), (85, 334019), (119, 238585), (595, 47717)]