280731358

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{27691}}^1$

素因数の和:27867

約数の個数: 16

約数和(自身を含む): 435650544

約数和(自身を除く): 154919186

約数列:

[1, 2, 37, 74, 137, 274, 5069, 10138, 27691, 55382, 1024567, 2049134, 3793667, 7587334, 140365679, 280731358]

約数ペア:

[(1, 280731358), (2, 140365679), (37, 7587334), (74, 3793667), (137, 2049134), (274, 1024567), (5069, 55382), (10138, 27691)]