191895501

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{977}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 300441600

約数和(自身を除く): 108546099

約数列:

[1, 3, 7, 21, 47, 141, 199, 329, 597, 977, 987, 1393, 2931, 4179, 6839, 9353, 20517, 28059, 45919, 65471, 137757, 194423, 196413, 321433, 583269, 964299, 1360961, 4082883, 9137881, 27413643, 63965167, 191895501]

約数ペア:

[(1, 191895501), (3, 63965167), (7, 27413643), (21, 9137881), (47, 4082883), (141, 1360961), (199, 964299), (329, 583269), (597, 321433), (977, 196413), (987, 194423), (1393, 137757), (2931, 65471), (4179, 45919), (6839, 28059), (9353, 20517)]