280227573

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{66107}}^1$

素因数の和:66273

約数の個数: 16

約数和(自身を含む): 417802560

約数和(自身を除く): 137574987

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 66107, 198321, 594963, 1784889, 10378799, 31136397, 93409191, 280227573]

約数ペア:

[(1, 280227573), (3, 93409191), (9, 31136397), (27, 10378799), (157, 1784889), (471, 594963), (1413, 198321), (4239, 66107)]