1280497749

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{809929}}^1$

素因数の和:809980

約数の個数: 16

約数和(自身を含む): 1866078720

約数和(自身を除く): 585580971

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 809929, 2429787, 13768793, 25107799, 41306379, 75323397, 426832583, 1280497749]

約数ペア:

[(1, 1280497749), (3, 426832583), (17, 75323397), (31, 41306379), (51, 25107799), (93, 13768793), (527, 2429787), (1581, 809929)]