686803989

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{2999}}^1\times {\mathrm{3319}}^1$

素因数の和:6344

約数の個数: 16

約数和(自身を含む): 956160000

約数和(自身を除く): 269356011

約数列:

[1, 3, 23, 69, 2999, 3319, 8997, 9957, 68977, 76337, 206931, 229011, 9953681, 29861043, 228934663, 686803989]

約数ペア:

[(1, 686803989), (3, 228934663), (23, 29861043), (69, 9953681), (2999, 229011), (3319, 206931), (8997, 76337), (9957, 68977)]