64496887

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:192

約数の個数: 36

約数和(自身を含む): 86231880

約数和(自身を除く): 21734993

約数列:

[1, 7, 13, 19, 49, 73, 91, 133, 247, 511, 637, 931, 949, 1387, 1729, 3577, 5329, 6643, 9709, 12103, 18031, 37303, 46501, 67963, 69277, 101251, 126217, 261121, 484939, 708757, 883519, 1316263, 3394573, 4961299, 9213841, 64496887]

約数ペア:

[(1, 64496887), (7, 9213841), (13, 4961299), (19, 3394573), (49, 1316263), (73, 883519), (91, 708757), (133, 484939), (247, 261121), (511, 126217), (637, 101251), (931, 69277), (949, 67963), (1387, 46501), (1729, 37303), (3577, 18031), (5329, 12103), (6643, 9709)]