139479003

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 214663680

約数和(自身を除く): 75184677

約数列:

[1, 3, 9, 27, 71, 79, 81, 213, 237, 307, 639, 711, 921, 1917, 2133, 2763, 5609, 5751, 6399, 8289, 16827, 21797, 24253, 24867, 50481, 65391, 72759, 151443, 196173, 218277, 454329, 588519, 654831, 1721963, 1765557, 1964493, 5165889, 15497667, 46493001, 139479003]

約数ペア:

[(1, 139479003), (3, 46493001), (9, 15497667), (27, 5165889), (71, 1964493), (79, 1765557), (81, 1721963), (213, 654831), (237, 588519), (307, 454329), (639, 218277), (711, 196173), (921, 151443), (1917, 72759), (2133, 65391), (2763, 50481), (5609, 24867), (5751, 24253), (6399, 21797), (8289, 16827)]