31001178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12821}}^1$

素因数の和:12870

約数の個数: 32

約数和(自身を含む): 68931072

約数和(自身を除く): 37929894

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 12821, 25642, 38463, 76926, 166673, 333346, 397451, 500019, 794902, 1000038, 1192353, 2384706, 5166863, 10333726, 15500589, 31001178]

約数ペア:

[(1, 31001178), (2, 15500589), (3, 10333726), (6, 5166863), (13, 2384706), (26, 1192353), (31, 1000038), (39, 794902), (62, 500019), (78, 397451), (93, 333346), (186, 166673), (403, 76926), (806, 38463), (1209, 25642), (2418, 12821)]