28891743

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{7723}}^1$

素因数の和:7798

約数の個数: 16

約数和(自身を含む): 40782720

約数和(自身を除く): 11890977

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 7723, 23169, 223967, 332089, 671901, 996267, 9630581, 28891743]

約数ペア:

[(1, 28891743), (3, 9630581), (29, 996267), (43, 671901), (87, 332089), (129, 223967), (1247, 23169), (3741, 7723)]