2489107965

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{645683}}^1$

素因数の和:645948

約数の個数: 16

約数和(自身を含む): 3998075328

約数和(自身を除く): 1508967363

約数列:

[1, 3, 5, 15, 257, 771, 1285, 3855, 645683, 1937049, 3228415, 9685245, 165940531, 497821593, 829702655, 2489107965]

約数ペア:

[(1, 2489107965), (3, 829702655), (5, 497821593), (15, 165940531), (257, 9685245), (771, 3228415), (1285, 1937049), (3855, 645683)]