28847665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74929}}^1$

素因数の和:74952

約数の個数: 16

約数和(自身を含む): 43159680

約数和(自身を除く): 14312015

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74929, 374645, 524503, 824219, 2622515, 4121095, 5769533, 28847665]

約数ペア:

[(1, 28847665), (5, 5769533), (7, 4121095), (11, 2622515), (35, 824219), (55, 524503), (77, 374645), (385, 74929)]