72746739

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{647}}^1$

素因数の和:728

約数の個数: 36

約数和(自身を含む): 117110448

約数和(自身を除く): 44363709

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 647, 961, 1209, 1941, 2883, 3627, 5823, 8411, 8649, 12493, 20057, 25233, 37479, 60171, 75699, 112437, 180513, 260741, 621767, 782223, 1865301, 2346669, 5595903, 8082971, 24248913, 72746739]

約数ペア:

[(1, 72746739), (3, 24248913), (9, 8082971), (13, 5595903), (31, 2346669), (39, 1865301), (93, 782223), (117, 621767), (279, 260741), (403, 180513), (647, 112437), (961, 75699), (1209, 60171), (1941, 37479), (2883, 25233), (3627, 20057), (5823, 12493), (8411, 8649)]