1270971

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:113

約数の個数: 40

約数和(自身を含む): 2195424

約数和(自身を除く): 924453

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 71, 81, 117, 153, 213, 221, 351, 459, 639, 663, 923, 1053, 1207, 1377, 1917, 1989, 2769, 3621, 5751, 5967, 8307, 10863, 15691, 17901, 24921, 32589, 47073, 74763, 97767, 141219, 423657, 1270971]

約数ペア:

[(1, 1270971), (3, 423657), (9, 141219), (13, 97767), (17, 74763), (27, 47073), (39, 32589), (51, 24921), (71, 17901), (81, 15691), (117, 10863), (153, 8307), (213, 5967), (221, 5751), (351, 3621), (459, 2769), (639, 1989), (663, 1917), (923, 1377), (1053, 1207)]