245105.0000000

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 14444800

約数和(自身を除く): 6512281

約数列:

[1, 3, 7, 9, 19, 21, 27, 47, 57, 63, 133, 141, 171, 189, 329, 399, 423, 513, 893, 987, 1197, 1269, 2209, 2679, 2961, 3591, 6251, 6627, 8037, 8883, 15463, 18753, 19881, 24111, 41971, 46389, 56259, 59643, 125913, 139167, 168777, 293797, 377739, 417501, 881391, 1133217, 2644173, 7932519]

約数ペア:

[(1, 7932519), (3, 2644173), (7, 1133217), (9, 881391), (19, 417501), (21, 377739), (27, 293797), (47, 168777), (57, 139167), (63, 125913), (133, 59643), (141, 56259), (171, 46389), (189, 41971), (329, 24111), (399, 19881), (423, 18753), (513, 15463), (893, 8883), (987, 8037), (1197, 6627), (1269, 6251), (2209, 3591), (2679, 2961)]