2978235

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1697}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 5705280

約数和(自身を除く): 2727045

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1697, 1755, 5091, 8485, 15273, 22061, 25455, 45819, 66183, 76365, 110305, 198549, 229095, 330915, 595647, 992745, 2978235]

約数ペア:

[(1, 2978235), (3, 992745), (5, 595647), (9, 330915), (13, 229095), (15, 198549), (27, 110305), (39, 76365), (45, 66183), (65, 45819), (117, 25455), (135, 22061), (195, 15273), (351, 8485), (585, 5091), (1697, 1755)]