39956919

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 58677696

約数和(自身を除く): 18720777

約数列:

[1, 3, 17, 41, 51, 97, 123, 197, 291, 591, 697, 1649, 2091, 3349, 3977, 4947, 8077, 10047, 11931, 19109, 24231, 57327, 67609, 137309, 202827, 324853, 411927, 783469, 974559, 2350407, 13318973, 39956919]

約数ペア:

[(1, 39956919), (3, 13318973), (17, 2350407), (41, 974559), (51, 783469), (97, 411927), (123, 324853), (197, 202827), (291, 137309), (591, 67609), (697, 57327), (1649, 24231), (2091, 19109), (3349, 11931), (3977, 10047), (4947, 8077)]