28305484809

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3862121}}^1$

素因数の和:3862480

約数の個数: 16

約数和(自身を含む): 43255766400

約数和(自身を除く): 14950281591

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 3862121, 11586363, 27034847, 81104541, 1347880229, 4043640687, 9435161603, 28305484809]

約数ペア:

[(1, 28305484809), (3, 9435161603), (7, 4043640687), (21, 1347880229), (349, 81104541), (1047, 27034847), (2443, 11586363), (7329, 3862121)]