25903401321

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{39790171}}^1$

素因数の和:39790212

約数の個数: 16

約数和(自身を含む): 40745136128

約数和(自身を除く): 14841734807

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 39790171, 119370513, 278531197, 835593591, 1233495301, 3700485903, 8634467107, 25903401321]

約数ペア:

[(1, 25903401321), (3, 8634467107), (7, 3700485903), (21, 1233495301), (31, 835593591), (93, 278531197), (217, 119370513), (651, 39790171)]