128536317

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{156943}}^1$

素因数の和:156969

約数の個数: 24

約数和(自身を含む): 228510464

約数和(自身を除く): 99974147

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 156943, 470829, 1098601, 1412487, 2040259, 3295803, 6120777, 9887409, 14281813, 18362331, 42845439, 128536317]

約数ペア:

[(1, 128536317), (3, 42845439), (7, 18362331), (9, 14281813), (13, 9887409), (21, 6120777), (39, 3295803), (63, 2040259), (91, 1412487), (117, 1098601), (273, 470829), (819, 156943)]