1720492803

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{631}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 2683279872

約数和(自身を除く): 962787069

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 251, 631, 639, 753, 1207, 1893, 2259, 3621, 4267, 5679, 10727, 10863, 12801, 17821, 32181, 38403, 44801, 53463, 96543, 134403, 158381, 160389, 302957, 403209, 475143, 761617, 908871, 1425429, 2284851, 2692477, 2726613, 6854553, 8077431, 11245051, 24232293, 33735153, 101205459, 191165867, 573497601, 1720492803]

約数ペア:

[(1, 1720492803), (3, 573497601), (9, 191165867), (17, 101205459), (51, 33735153), (71, 24232293), (153, 11245051), (213, 8077431), (251, 6854553), (631, 2726613), (639, 2692477), (753, 2284851), (1207, 1425429), (1893, 908871), (2259, 761617), (3621, 475143), (4267, 403209), (5679, 302957), (10727, 160389), (10863, 158381), (12801, 134403), (17821, 96543), (32181, 53463), (38403, 44801)]