231281855

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12539}}^1$

素因数の和:12599

約数の個数: 32

約数和(自身を含む): 346705920

約数和(自身を除く): 115424065

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 2635, 3689, 12539, 18445, 62695, 87773, 213163, 388709, 438865, 1065815, 1492141, 1943545, 2720963, 6608053, 7460705, 13604815, 33040265, 46256371, 231281855]

約数ペア:

[(1, 231281855), (5, 46256371), (7, 33040265), (17, 13604815), (31, 7460705), (35, 6608053), (85, 2720963), (119, 1943545), (155, 1492141), (217, 1065815), (527, 438865), (595, 388709), (1085, 213163), (2635, 87773), (3689, 62695), (12539, 18445)]