81839349

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{97777}}^1$

素因数の和:97817

約数の個数: 16

約数和(自身を含む): 125155840

約数和(自身を除く): 43316491

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 97777, 293331, 879993, 2639979, 3031087, 9093261, 27279783, 81839349]

約数ペア:

[(1, 81839349), (3, 27279783), (9, 9093261), (27, 3031087), (31, 2639979), (93, 879993), (279, 293331), (837, 97777)]