1919424521

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{12527}}^1$

素因数の和:12653

約数の個数: 24

約数和(自身を含む): 2313671040

約数和(自身を除く): 394246519

約数列:

[1, 7, 49, 53, 59, 371, 413, 2597, 2891, 3127, 12527, 21889, 87689, 153223, 613823, 663931, 739093, 4647517, 5173651, 32532619, 36215557, 39171929, 274203503, 1919424521]

約数ペア:

[(1, 1919424521), (7, 274203503), (49, 39171929), (53, 36215557), (59, 32532619), (371, 5173651), (413, 4647517), (2597, 739093), (2891, 663931), (3127, 613823), (12527, 153223), (21889, 87689)]