81173556

素因数分解:

$2^2\times 3^3\times {\mathrm{317}}^1\times {\mathrm{2371}}^1$

素因数の和:2701

約数の個数: 48

約数和(自身を含む): 211202880

約数和(自身を除く): 130029324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 317, 634, 951, 1268, 1902, 2371, 2853, 3804, 4742, 5706, 7113, 8559, 9484, 11412, 14226, 17118, 21339, 28452, 34236, 42678, 64017, 85356, 128034, 256068, 751607, 1503214, 2254821, 3006428, 4509642, 6764463, 9019284, 13528926, 20293389, 27057852, 40586778, 81173556]

約数ペア:

[(1, 81173556), (2, 40586778), (3, 27057852), (4, 20293389), (6, 13528926), (9, 9019284), (12, 6764463), (18, 4509642), (27, 3006428), (36, 2254821), (54, 1503214), (108, 751607), (317, 256068), (634, 128034), (951, 85356), (1268, 64017), (1902, 42678), (2371, 34236), (2853, 28452), (3804, 21339), (4742, 17118), (5706, 14226), (7113, 11412), (8559, 9484)]