1378420328

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{4202501}}^1$

素因数の和:4202548

約数の個数: 16

約数和(自身を含む): 2647576260

約数和(自身を除く): 1269155932

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 4202501, 8405002, 16810004, 33620008, 172302541, 344605082, 689210164, 1378420328]

約数ペア:

[(1, 1378420328), (2, 689210164), (4, 344605082), (8, 172302541), (41, 33620008), (82, 16810004), (164, 8405002), (328, 4202501)]