165775815

素因数分解:

$3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2970

約数の個数: 48

約数和(自身を含む): 304432128

約数和(自身を除く): 138656313

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 243, 405, 423, 705, 1215, 1269, 2115, 2903, 3807, 6345, 8709, 11421, 14515, 19035, 26127, 43545, 57105, 78381, 130635, 136441, 235143, 391905, 409323, 682205, 705429, 1175715, 1227969, 2046615, 3527145, 3683907, 6139845, 11051721, 18419535, 33155163, 55258605, 165775815]

約数ペア:

[(1, 165775815), (3, 55258605), (5, 33155163), (9, 18419535), (15, 11051721), (27, 6139845), (45, 3683907), (47, 3527145), (81, 2046615), (135, 1227969), (141, 1175715), (235, 705429), (243, 682205), (405, 409323), (423, 391905), (705, 235143), (1215, 136441), (1269, 130635), (2115, 78381), (2903, 57105), (3807, 43545), (6345, 26127), (8709, 19035), (11421, 14515)]