289340534

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{53129}}^1$

素因数の和:53527

約数の個数: 16

約数和(自身を含む): 497296800

約数和(自身を除く): 207956266

約数列:

[1, 2, 7, 14, 389, 778, 2723, 5446, 53129, 106258, 371903, 743806, 20667181, 41334362, 144670267, 289340534]

約数ペア:

[(1, 289340534), (2, 144670267), (7, 41334362), (14, 20667181), (389, 743806), (778, 371903), (2723, 106258), (5446, 53129)]