154992771

素因数分解:

$3^4\times {\mathrm{389}}^1\times {\mathrm{4919}}^1$

素因数の和:5320

約数の個数: 20

約数和(自身を含む): 232174800

約数和(自身を除く): 77182029

約数列:

[1, 3, 9, 27, 81, 389, 1167, 3501, 4919, 10503, 14757, 31509, 44271, 132813, 398439, 1913491, 5740473, 17221419, 51664257, 154992771]

約数ペア:

[(1, 154992771), (3, 51664257), (9, 17221419), (27, 5740473), (81, 1913491), (389, 398439), (1167, 132813), (3501, 44271), (4919, 31509), (10503, 14757)]