71031978

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{8273}}^1$

素因数の和:8340

約数の個数: 40

約数和(自身を含む): 162186948

約数和(自身を除く): 91154970

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2862, 4293, 8273, 8586, 16546, 24819, 49638, 74457, 148914, 223371, 438469, 446742, 670113, 876938, 1315407, 1340226, 2630814, 3946221, 7892442, 11838663, 23677326, 35515989, 71031978]

約数ペア:

[(1, 71031978), (2, 35515989), (3, 23677326), (6, 11838663), (9, 7892442), (18, 3946221), (27, 2630814), (53, 1340226), (54, 1315407), (81, 876938), (106, 670113), (159, 446742), (162, 438469), (318, 223371), (477, 148914), (954, 74457), (1431, 49638), (2862, 24819), (4293, 16546), (8273, 8586)]