251115903

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3371}}^1$

素因数の和:3500

約数の個数: 32

約数和(自身を含む): 388454400

約数和(自身を除く): 137338497

約数列:

[1, 3, 9, 27, 31, 89, 93, 267, 279, 801, 837, 2403, 2759, 3371, 8277, 10113, 24831, 30339, 74493, 91017, 104501, 300019, 313503, 900057, 940509, 2700171, 2821527, 8100513, 9300589, 27901767, 83705301, 251115903]

約数ペア:

[(1, 251115903), (3, 83705301), (9, 27901767), (27, 9300589), (31, 8100513), (89, 2821527), (93, 2700171), (267, 940509), (279, 900057), (801, 313503), (837, 300019), (2403, 104501), (2759, 91017), (3371, 74493), (8277, 30339), (10113, 24831)]