215501786619

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6571}}^1\times {\mathrm{5087}}^1$

素因数の和:11975

約数の個数: 32

約数和(自身を含む): 329568239616

約数和(自身を除く): 114066452997

約数列:

[1, 3, 7, 21, 307, 921, 2149, 5087, 6447, 6571, 15261, 19713, 35609, 45997, 106827, 137991, 1561709, 2017297, 4685127, 6051891, 10931963, 14121079, 32795889, 33426677, 42363237, 100280031, 233986739, 701960217, 10261989839, 30785969517, 71833928873, 215501786619]

約数ペア:

[(1, 215501786619), (3, 71833928873), (7, 30785969517), (21, 10261989839), (307, 701960217), (921, 233986739), (2149, 100280031), (5087, 42363237), (6447, 33426677), (6571, 32795889), (15261, 14121079), (19713, 10931963), (35609, 6051891), (45997, 4685127), (106827, 2017297), (137991, 1561709)]