25779735

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 23986665

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 47, 51, 85, 135, 141, 153, 235, 239, 255, 423, 459, 705, 717, 765, 799, 1195, 1269, 2115, 2151, 2295, 2397, 3585, 3995, 4063, 6345, 6453, 7191, 10755, 11233, 11985, 12189, 20315, 21573, 32265, 33699, 35955, 36567, 56165, 60945, 101097, 107865, 109701, 168495, 182835, 190961, 303291, 505485, 548505, 572883, 954805, 1516455, 1718649, 2864415, 5155947, 8593245, 25779735]

約数ペア:

[(1, 25779735), (3, 8593245), (5, 5155947), (9, 2864415), (15, 1718649), (17, 1516455), (27, 954805), (45, 572883), (47, 548505), (51, 505485), (85, 303291), (135, 190961), (141, 182835), (153, 168495), (235, 109701), (239, 107865), (255, 101097), (423, 60945), (459, 56165), (705, 36567), (717, 35955), (765, 33699), (799, 32265), (1195, 21573), (1269, 20315), (2115, 12189), (2151, 11985), (2295, 11233), (2397, 10755), (3585, 7191), (3995, 6453), (4063, 6345)]