651090519

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:388

約数の個数: 36

約数和(自身を含む): 969915648

約数和(自身を除く): 318825129

約数列:

[1, 3, 9, 71, 113, 127, 213, 339, 381, 639, 1017, 1143, 5041, 8023, 9017, 14351, 15123, 24069, 27051, 43053, 45369, 72207, 81153, 129159, 569633, 640207, 1018921, 1708899, 1920621, 3056763, 5126697, 5761863, 9170289, 72343391, 217030173, 651090519]

約数ペア:

[(1, 651090519), (3, 217030173), (9, 72343391), (71, 9170289), (113, 5761863), (127, 5126697), (213, 3056763), (339, 1920621), (381, 1708899), (639, 1018921), (1017, 640207), (1143, 569633), (5041, 129159), (8023, 81153), (9017, 72207), (14351, 45369), (15123, 43053), (24069, 27051)]