66651319

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 80661840

約数和(自身を除く): 14010521

約数列:

[1, 7, 37, 49, 97, 259, 379, 679, 1813, 2653, 3589, 4753, 14023, 18571, 25123, 36763, 98161, 175861, 257341, 687127, 1360231, 1801387, 9521617, 66651319]

約数ペア:

[(1, 66651319), (7, 9521617), (37, 1801387), (49, 1360231), (97, 687127), (259, 257341), (379, 175861), (679, 98161), (1813, 36763), (2653, 25123), (3589, 18571), (4753, 14023)]