81830517

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1\times {\mathrm{919}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 111106560

約数和(自身を除く): 29276043

約数列:

[1, 3, 67, 201, 443, 919, 1329, 2757, 29681, 61573, 89043, 184719, 407117, 1221351, 27276839, 81830517]

約数ペア:

[(1, 81830517), (3, 27276839), (67, 1221351), (201, 407117), (443, 184719), (919, 89043), (1329, 61573), (2757, 29681)]