81449091

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2909}}^1$

素因数の和:2996

約数の個数: 32

約数和(自身を含む): 129902400

約数和(自身を除く): 48453309

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 183, 459, 549, 1037, 1647, 2909, 3111, 8727, 9333, 26181, 27999, 49453, 78543, 148359, 177449, 445077, 532347, 1335231, 1597041, 3016633, 4791123, 9049899, 27149697, 81449091]

約数ペア:

[(1, 81449091), (3, 27149697), (9, 9049899), (17, 4791123), (27, 3016633), (51, 1597041), (61, 1335231), (153, 532347), (183, 445077), (459, 177449), (549, 148359), (1037, 78543), (1647, 49453), (2909, 27999), (3111, 26181), (8727, 9333)]