985777779

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2470621}}^1$

素因数の和:2470650

約数の個数: 16

約数和(自身を含む): 1581198080

約数和(自身を除く): 595420301

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 2470621, 7411863, 17294347, 46941799, 51883041, 140825397, 328592593, 985777779]

約数ペア:

[(1, 985777779), (3, 328592593), (7, 140825397), (19, 51883041), (21, 46941799), (57, 17294347), (133, 7411863), (399, 2470621)]