8216975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 11113872

約数和(自身を除く): 2896897

約数列:

[1, 5, 13, 25, 65, 131, 193, 325, 655, 965, 1703, 2509, 3275, 4825, 8515, 12545, 25283, 42575, 62725, 126415, 328679, 632075, 1643395, 8216975]

約数ペア:

[(1, 8216975), (5, 1643395), (13, 632075), (25, 328679), (65, 126415), (131, 62725), (193, 42575), (325, 25283), (655, 12545), (965, 8515), (1703, 4825), (2509, 3275)]