768784419

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{2190269}}^1$

素因数の和:2190291

約数の個数: 16

約数和(自身を含む): 1226551200

約数和(自身を除く): 457766781

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 2190269, 6570807, 19712421, 28473497, 59137263, 85420491, 256261473, 768784419]

約数ペア:

[(1, 768784419), (3, 256261473), (9, 85420491), (13, 59137263), (27, 28473497), (39, 19712421), (117, 6570807), (351, 2190269)]