248276097

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{161323}}^1$

素因数の和:161354

約数の個数: 20

約数和(自身を含む): 390404080

約数和(自身を除く): 142127983

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 161323, 483969, 1451907, 3065137, 4355721, 9195411, 13067163, 27586233, 82758699, 248276097]

約数ペア:

[(1, 248276097), (3, 82758699), (9, 27586233), (19, 13067163), (27, 9195411), (57, 4355721), (81, 3065137), (171, 1451907), (513, 483969), (1539, 161323)]