131024439

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53327}}^1$

素因数の和:53356

約数の個数: 32

約数和(自身を含む): 238909440

約数和(自身を除く): 107885001

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 53327, 159981, 373289, 479943, 693251, 1119867, 1439829, 2079753, 3359601, 4852757, 6239259, 10078803, 14558271, 18717777, 43674813, 131024439]

約数ペア:

[(1, 131024439), (3, 43674813), (7, 18717777), (9, 14558271), (13, 10078803), (21, 6239259), (27, 4852757), (39, 3359601), (63, 2079753), (91, 1439829), (117, 1119867), (189, 693251), (273, 479943), (351, 373289), (819, 159981), (2457, 53327)]