28146501

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 43680000

約数和(自身を除く): 15533499

約数列:

[1, 3, 9, 27, 29, 87, 103, 261, 309, 349, 783, 927, 1047, 2781, 2987, 3141, 8961, 9423, 10121, 26883, 30363, 35947, 80649, 91089, 107841, 273267, 323523, 970569, 1042463, 3127389, 9382167, 28146501]

約数ペア:

[(1, 28146501), (3, 9382167), (9, 3127389), (27, 1042463), (29, 970569), (87, 323523), (103, 273267), (261, 107841), (309, 91089), (349, 80649), (783, 35947), (927, 30363), (1047, 26883), (2781, 10121), (2987, 9423), (3141, 8961)]