81267219

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{30403}}^1$

素因数の和:30429

約数の個数: 24

約数和(自身を含む): 132804672

約数和(自身を除く): 51537453

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 30403, 91209, 273627, 334433, 820881, 1003299, 2462643, 3009897, 7387929, 9029691, 27089073, 81267219]

約数ペア:

[(1, 81267219), (3, 27089073), (9, 9029691), (11, 7387929), (27, 3009897), (33, 2462643), (81, 1003299), (99, 820881), (243, 334433), (297, 273627), (891, 91209), (2673, 30403)]