2001037647

素因数分解:

$3^1\times 7^3\times {\mathrm{1087}}^1\times {\mathrm{1789}}^1$

素因数の和:2900

約数の個数: 32

約数和(自身を含む): 3116032000

約数和(自身を除く): 1114994353

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1087, 1789, 3261, 5367, 7609, 12523, 22827, 37569, 53263, 87661, 159789, 262983, 372841, 613627, 1118523, 1840881, 1944643, 5833929, 13612501, 40837503, 95287507, 285862521, 667012549, 2001037647]

約数ペア:

[(1, 2001037647), (3, 667012549), (7, 285862521), (21, 95287507), (49, 40837503), (147, 13612501), (343, 5833929), (1029, 1944643), (1087, 1840881), (1789, 1118523), (3261, 613627), (5367, 372841), (7609, 262983), (12523, 159789), (22827, 87661), (37569, 53263)]