2978613

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{3343}}^1$

素因数の和:3366

約数の個数: 20

約数和(自身を含む): 4855488

約数和(自身を除く): 1876875

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 3343, 10029, 30087, 36773, 90261, 110319, 270783, 330957, 992871, 2978613]

約数ペア:

[(1, 2978613), (3, 992871), (9, 330957), (11, 270783), (27, 110319), (33, 90261), (81, 36773), (99, 30087), (297, 10029), (891, 3343)]