9869805

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 18929664

約数和(自身を除く): 9059859

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 127, 157, 165, 381, 471, 495, 635, 785, 1143, 1397, 1413, 1727, 1905, 2355, 4191, 5181, 5715, 6985, 7065, 8635, 12573, 15543, 19939, 20955, 25905, 59817, 62865, 77715, 99695, 179451, 219329, 299085, 657987, 897255, 1096645, 1973961, 3289935, 9869805]

約数ペア:

[(1, 9869805), (3, 3289935), (5, 1973961), (9, 1096645), (11, 897255), (15, 657987), (33, 299085), (45, 219329), (55, 179451), (99, 99695), (127, 77715), (157, 62865), (165, 59817), (381, 25905), (471, 20955), (495, 19939), (635, 15543), (785, 12573), (1143, 8635), (1397, 7065), (1413, 6985), (1727, 5715), (1905, 5181), (2355, 4191)]