131661558

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4409}}^1$

素因数の和:4506

約数の個数: 64

約数和(自身を含む): 338688000

約数和(自身を除く): 207026442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 126, 158, 189, 237, 378, 474, 553, 711, 1106, 1422, 1659, 2133, 3318, 4266, 4409, 4977, 8818, 9954, 13227, 14931, 26454, 29862, 30863, 39681, 61726, 79362, 92589, 119043, 185178, 238086, 277767, 348311, 555534, 696622, 833301, 1044933, 1666602, 2089866, 2438177, 3134799, 4876354, 6269598, 7314531, 9404397, 14629062, 18808794, 21943593, 43887186, 65830779, 131661558]

約数ペア:

[(1, 131661558), (2, 65830779), (3, 43887186), (6, 21943593), (7, 18808794), (9, 14629062), (14, 9404397), (18, 7314531), (21, 6269598), (27, 4876354), (42, 3134799), (54, 2438177), (63, 2089866), (79, 1666602), (126, 1044933), (158, 833301), (189, 696622), (237, 555534), (378, 348311), (474, 277767), (553, 238086), (711, 185178), (1106, 119043), (1422, 92589), (1659, 79362), (2133, 61726), (3318, 39681), (4266, 30863), (4409, 29862), (4977, 26454), (8818, 14931), (9954, 13227)]