81620778

素因数分解:

$2^1\times 3^1\times {\mathrm{179}}^1\times {\mathrm{75997}}^1$

素因数の和:76181

約数の個数: 16

約数和(自身を含む): 164155680

約数和(自身を除く): 82534902

約数列:

[1, 2, 3, 6, 179, 358, 537, 1074, 75997, 151994, 227991, 455982, 13603463, 27206926, 40810389, 81620778]

約数ペア:

[(1, 81620778), (2, 40810389), (3, 27206926), (6, 13603463), (179, 455982), (358, 227991), (537, 151994), (1074, 75997)]