81465465

素因数分解:

$3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{12601}}^1$

素因数の和:13040

約数の個数: 16

約数和(自身を含む): 130657536

約数和(自身を除く): 49192071

約数列:

[1, 3, 5, 15, 431, 1293, 2155, 6465, 12601, 37803, 63005, 189015, 5431031, 16293093, 27155155, 81465465]

約数ペア:

[(1, 81465465), (3, 27155155), (5, 16293093), (15, 5431031), (431, 189015), (1293, 63005), (2155, 37803), (6465, 12601)]