28999339

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 31426560

約数和(自身を除く): 2427221

約数列:

[1, 19, 61, 131, 191, 1159, 2489, 3629, 7991, 11651, 25021, 151829, 221369, 475399, 1526281, 28999339]

約数ペア:

[(1, 28999339), (19, 1526281), (61, 475399), (131, 221369), (191, 151829), (1159, 25021), (2489, 11651), (3629, 7991)]