206860521

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{77563}}^1$

素因数の和:77700

約数の個数: 16

約数和(自身を含む): 317702144

約数和(自身を除く): 110841623

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 77563, 232689, 542941, 1628823, 9850501, 29551503, 68953507, 206860521]

約数ペア:

[(1, 206860521), (3, 68953507), (7, 29551503), (21, 9850501), (127, 1628823), (381, 542941), (889, 232689), (2667, 77563)]