779912715

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{9521}}^1$

素因数の和:9699

約数の個数: 32

約数和(自身を含む): 1287069696

約数和(自身を除く): 507156981

約数列:

[1, 3, 5, 15, 43, 127, 129, 215, 381, 635, 645, 1905, 5461, 9521, 16383, 27305, 28563, 47605, 81915, 142815, 409403, 1209167, 1228209, 2047015, 3627501, 6045835, 6141045, 18137505, 51994181, 155982543, 259970905, 779912715]

約数ペア:

[(1, 779912715), (3, 259970905), (5, 155982543), (15, 51994181), (43, 18137505), (127, 6141045), (129, 6045835), (215, 3627501), (381, 2047015), (635, 1228209), (645, 1209167), (1905, 409403), (5461, 142815), (9521, 81915), (16383, 47605), (27305, 28563)]