127777905

素因数分解:

$3^5\times 5^1\times {\mathrm{105167}}^1$

素因数の和:105187

約数の個数: 24

約数和(自身を含む): 229686912

約数和(自身を除く): 101909007

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 105167, 315501, 525835, 946503, 1577505, 2839509, 4732515, 8518527, 14197545, 25555581, 42592635, 127777905]

約数ペア:

[(1, 127777905), (3, 42592635), (5, 25555581), (9, 14197545), (15, 8518527), (27, 4732515), (45, 2839509), (81, 1577505), (135, 946503), (243, 525835), (405, 315501), (1215, 105167)]