90187839

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{787}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 159314688

約数和(自身を除く): 69126849

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 107, 119, 153, 321, 357, 749, 787, 963, 1071, 1819, 2247, 2361, 5457, 5509, 6741, 7083, 12733, 13379, 16371, 16527, 38199, 40137, 49581, 84209, 93653, 114597, 120411, 252627, 280959, 589463, 757881, 842877, 1431553, 1768389, 4294659, 5305167, 10020871, 12883977, 30062613, 90187839]

約数ペア:

[(1, 90187839), (3, 30062613), (7, 12883977), (9, 10020871), (17, 5305167), (21, 4294659), (51, 1768389), (63, 1431553), (107, 842877), (119, 757881), (153, 589463), (321, 280959), (357, 252627), (749, 120411), (787, 114597), (963, 93653), (1071, 84209), (1819, 49581), (2247, 40137), (2361, 38199), (5457, 16527), (5509, 16371), (6741, 13379), (7083, 12733)]