74507391

素因数分解:

$3^3\times 7^2\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 129504000

約数和(自身を除く): 54996609

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 199, 283, 441, 597, 849, 1323, 1393, 1791, 1981, 2547, 4179, 5373, 5943, 7641, 9751, 12537, 13867, 17829, 29253, 37611, 41601, 53487, 56317, 87759, 124803, 168951, 263277, 374409, 394219, 506853, 1182657, 1520559, 2759533, 3547971, 8278599, 10643913, 24835797, 74507391]

約数ペア:

[(1, 74507391), (3, 24835797), (7, 10643913), (9, 8278599), (21, 3547971), (27, 2759533), (49, 1520559), (63, 1182657), (147, 506853), (189, 394219), (199, 374409), (283, 263277), (441, 168951), (597, 124803), (849, 87759), (1323, 56317), (1393, 53487), (1791, 41601), (1981, 37611), (2547, 29253), (4179, 17829), (5373, 13867), (5943, 12537), (7641, 9751)]