81002943

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1483}}^1$

素因数の和:1533

約数の個数: 48

約数和(自身を含む): 145788160

約数和(自身を除く): 64785217

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 289, 357, 459, 867, 1071, 1483, 2023, 2601, 3213, 4449, 6069, 7803, 10381, 13347, 18207, 25211, 31143, 40041, 54621, 75633, 93429, 176477, 226899, 280287, 428587, 529431, 680697, 1285761, 1588293, 3000109, 3857283, 4764879, 9000327, 11571849, 27000981, 81002943]

約数ペア:

[(1, 81002943), (3, 27000981), (7, 11571849), (9, 9000327), (17, 4764879), (21, 3857283), (27, 3000109), (51, 1588293), (63, 1285761), (119, 680697), (153, 529431), (189, 428587), (289, 280287), (357, 226899), (459, 176477), (867, 93429), (1071, 75633), (1483, 54621), (2023, 40041), (2601, 31143), (3213, 25211), (4449, 18207), (6069, 13347), (7803, 10381)]