28010097970

素因数分解:

$2^1\times 5^1\times {\mathrm{13901}}^1\times {\mathrm{201497}}^1$

素因数の和:215405

約数の個数: 16

約数和(自身を含む): 50422053528

約数和(自身を除く): 22411955558

約数列:

[1, 2, 5, 10, 13901, 27802, 69505, 139010, 201497, 402994, 1007485, 2014970, 2801009797, 5602019594, 14005048985, 28010097970]

約数ペア:

[(1, 28010097970), (2, 14005048985), (5, 5602019594), (10, 2801009797), (13901, 2014970), (27802, 1007485), (69505, 402994), (139010, 201497)]