1296189009

素因数分解:

$3^2\times {\mathrm{257}}^1\times {\mathrm{560393}}^1$

素因数の和:560656

約数の個数: 12

約数和(自身を含む): 1879561476

約数和(自身を除く): 583372467

約数列:

[1, 3, 9, 257, 771, 2313, 560393, 1681179, 5043537, 144021001, 432063003, 1296189009]

約数ペア:

[(1, 1296189009), (3, 432063003), (9, 144021001), (257, 5043537), (771, 1681179), (2313, 560393)]