280023155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{7559}}^1$

素因数の和:7834

約数の個数: 16

約数和(自身を含む): 348364800

約数和(自身を除く): 68341645

約数列:

[1, 5, 31, 155, 239, 1195, 7409, 7559, 37045, 37795, 234329, 1171645, 1806601, 9033005, 56004631, 280023155]

約数ペア:

[(1, 280023155), (5, 56004631), (31, 9033005), (155, 1806601), (239, 1171645), (1195, 234329), (7409, 37795), (7559, 37045)]