388889761

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{13219}}^1$

素因数の和:13336

約数の個数: 16

約数和(自身を含む): 438269440

約数和(自身を除く): 49379679

約数列:

[1, 13, 31, 73, 403, 949, 2263, 13219, 29419, 171847, 409789, 964987, 5327257, 12544831, 29914597, 388889761]

約数ペア:

[(1, 388889761), (13, 29914597), (31, 12544831), (73, 5327257), (403, 964987), (949, 409789), (2263, 171847), (13219, 29419)]