129539746

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1777}}^1$

素因数の和:1954

約数の個数: 32

約数和(自身を含む): 229404672

約数和(自身を除く): 99864926

約数列:

[1, 2, 7, 14, 41, 82, 127, 254, 287, 574, 889, 1777, 1778, 3554, 5207, 10414, 12439, 24878, 36449, 72857, 72898, 145714, 225679, 451358, 509999, 1019998, 1579753, 3159506, 9252839, 18505678, 64769873, 129539746]

約数ペア:

[(1, 129539746), (2, 64769873), (7, 18505678), (14, 9252839), (41, 3159506), (82, 1579753), (127, 1019998), (254, 509999), (287, 451358), (574, 225679), (889, 145714), (1777, 72898), (1778, 72857), (3554, 36449), (5207, 24878), (10414, 12439)]