499052005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{20929}}^1$

素因数の和:21204

約数の個数: 16

約数和(自身を含む): 632923200

約数和(自身を除く): 133871195

約数列:

[1, 5, 19, 95, 251, 1255, 4769, 20929, 23845, 104645, 397651, 1988255, 5253179, 26265895, 99810401, 499052005]

約数ペア:

[(1, 499052005), (5, 99810401), (19, 26265895), (95, 5253179), (251, 1988255), (1255, 397651), (4769, 104645), (20929, 23845)]