128519286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179999}}^1$

素因数の和:180028

約数の個数: 32

約数和(自身を含む): 311040000

約数和(自身を除く): 182520714

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 179999, 359998, 539997, 1079994, 1259993, 2519986, 3059983, 3779979, 6119966, 7559958, 9179949, 18359898, 21419881, 42839762, 64259643, 128519286]

約数ペア:

[(1, 128519286), (2, 64259643), (3, 42839762), (6, 21419881), (7, 18359898), (14, 9179949), (17, 7559958), (21, 6119966), (34, 3779979), (42, 3059983), (51, 2519986), (102, 1259993), (119, 1079994), (238, 539997), (357, 359998), (714, 179999)]