9971885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 15206400

約数和(自身を除く): 5234515

約数列:

[1, 5, 7, 11, 35, 55, 59, 77, 295, 385, 413, 439, 649, 2065, 2195, 3073, 3245, 4543, 4829, 15365, 22715, 24145, 25901, 33803, 129505, 169015, 181307, 284911, 906535, 1424555, 1994377, 9971885]

約数ペア:

[(1, 9971885), (5, 1994377), (7, 1424555), (11, 906535), (35, 284911), (55, 181307), (59, 169015), (77, 129505), (295, 33803), (385, 25901), (413, 24145), (439, 22715), (649, 15365), (2065, 4829), (2195, 4543), (3073, 3245)]