142798215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79999}}^1$

素因数の和:80031

約数の個数: 32

約数和(自身を含む): 276480000

約数和(自身を除く): 133681785

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 79999, 239997, 399995, 559993, 1199985, 1359983, 1679979, 2799965, 4079949, 6799915, 8399895, 9519881, 20399745, 28559643, 47599405, 142798215]

約数ペア:

[(1, 142798215), (3, 47599405), (5, 28559643), (7, 20399745), (15, 9519881), (17, 8399895), (21, 6799915), (35, 4079949), (51, 2799965), (85, 1679979), (105, 1359983), (119, 1199985), (255, 559993), (357, 399995), (595, 239997), (1785, 79999)]