1290440271

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{1459}}^1$

素因数の和:1803

約数の個数: 32

約数和(自身を含む): 1850112000

約数和(自身を除く): 559671729

約数列:

[1, 3, 19, 57, 59, 177, 263, 789, 1121, 1459, 3363, 4377, 4997, 14991, 15517, 27721, 46551, 83163, 86081, 258243, 294823, 383717, 884469, 1151151, 1635539, 4906617, 7290623, 21871869, 22639303, 67917909, 430146757, 1290440271]

約数ペア:

[(1, 1290440271), (3, 430146757), (19, 67917909), (57, 22639303), (59, 21871869), (177, 7290623), (263, 4906617), (789, 1635539), (1121, 1151151), (1459, 884469), (3363, 383717), (4377, 294823), (4997, 258243), (14991, 86081), (15517, 83163), (27721, 46551)]