2931255

素因数分解:

$3^3\times 5^1\times {\mathrm{21713}}^1$

素因数の和:21727

約数の個数: 16

約数和(自身を含む): 5211360

約数和(自身を除く): 2280105

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 21713, 65139, 108565, 195417, 325695, 586251, 977085, 2931255]

約数ペア:

[(1, 2931255), (3, 977085), (5, 586251), (9, 325695), (15, 195417), (27, 108565), (45, 65139), (135, 21713)]