72649115

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{3851}}^1$

素因数の和:3888

約数の個数: 32

約数和(自身を含む): 110937600

約数和(自身を除く): 38288485

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 539, 1715, 2695, 3773, 3851, 18865, 19255, 26957, 42361, 134785, 188699, 211805, 296527, 943495, 1320893, 1482635, 2075689, 6604465, 10378445, 14529823, 72649115]

約数ペア:

[(1, 72649115), (5, 14529823), (7, 10378445), (11, 6604465), (35, 2075689), (49, 1482635), (55, 1320893), (77, 943495), (245, 296527), (343, 211805), (385, 188699), (539, 134785), (1715, 42361), (2695, 26957), (3773, 19255), (3851, 18865)]