81497865

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{146843}}^1$

素因数の和:146888

約数の個数: 16

約数和(自身を含む): 133921728

約数和(自身を除く): 52423863

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 146843, 440529, 734215, 2202645, 5433191, 16299573, 27165955, 81497865]

約数ペア:

[(1, 81497865), (3, 27165955), (5, 16299573), (15, 5433191), (37, 2202645), (111, 734215), (185, 440529), (555, 146843)]