289399201

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{21061}}^1$

素因数の和:21232

約数の個数: 16

約数和(自身を含む): 358559488

約数和(自身を除く): 69160287

約数列:

[1, 7, 13, 91, 151, 1057, 1963, 13741, 21061, 147427, 273793, 1916551, 3180211, 22261477, 41342743, 289399201]

約数ペア:

[(1, 289399201), (7, 41342743), (13, 22261477), (91, 3180211), (151, 1916551), (1057, 273793), (1963, 147427), (13741, 21061)]