870890278

素因数分解:

$2^1\times {\mathrm{449}}^1\times {\mathrm{859}}^1\times {\mathrm{1129}}^1$

素因数の和:2439

約数の個数: 16

約数和(自身を含む): 1311930000

約数和(自身を除く): 441039722

約数列:

[1, 2, 449, 859, 898, 1129, 1718, 2258, 385691, 506921, 771382, 969811, 1013842, 1939622, 435445139, 870890278]

約数ペア:

[(1, 870890278), (2, 435445139), (449, 1939622), (859, 1013842), (898, 969811), (1129, 771382), (1718, 506921), (2258, 385691)]