1399302009

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{1019}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 2352430080

約数和(自身を除く): 953128071

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 307, 497, 639, 921, 1019, 1491, 2149, 2763, 3057, 4473, 6447, 7133, 9171, 19341, 21399, 21797, 64197, 65391, 72349, 152579, 196173, 217047, 312833, 457737, 506443, 651141, 938499, 1373211, 1519329, 2189831, 2815497, 4557987, 6569493, 19708479, 22211143, 66633429, 155478001, 199900287, 466434003, 1399302009]

約数ペア:

[(1, 1399302009), (3, 466434003), (7, 199900287), (9, 155478001), (21, 66633429), (63, 22211143), (71, 19708479), (213, 6569493), (307, 4557987), (497, 2815497), (639, 2189831), (921, 1519329), (1019, 1373211), (1491, 938499), (2149, 651141), (2763, 506443), (3057, 457737), (4473, 312833), (6447, 217047), (7133, 196173), (9171, 152579), (19341, 72349), (21399, 65391), (21797, 64197)]