81149415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{318233}}^1$

素因数の和:318258

約数の個数: 16

約数和(自身を含む): 137477088

約数和(自身を除く): 56327673

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 318233, 954699, 1591165, 4773495, 5409961, 16229883, 27049805, 81149415]

約数ペア:

[(1, 81149415), (3, 27049805), (5, 16229883), (15, 5409961), (17, 4773495), (51, 1591165), (85, 954699), (255, 318233)]