139740622

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{321983}}^1$

素因数の和:322023

約数の個数: 16

約数和(自身を含む): 247283712

約数和(自身を除く): 107543090

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 321983, 643966, 2253881, 4507762, 9981473, 19962946, 69870311, 139740622]

約数ペア:

[(1, 139740622), (2, 69870311), (7, 19962946), (14, 9981473), (31, 4507762), (62, 2253881), (217, 643966), (434, 321983)]