61387347

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 103603200

約数和(自身を除く): 42215853

約数列:

[1, 3, 7, 19, 21, 31, 49, 57, 93, 133, 147, 217, 399, 589, 651, 709, 931, 1519, 1767, 2127, 2793, 4123, 4557, 4963, 12369, 13471, 14889, 21979, 28861, 34741, 40413, 65937, 86583, 94297, 104223, 153853, 282891, 417601, 461559, 660079, 1076971, 1252803, 1980237, 2923207, 3230913, 8769621, 20462449, 61387347]

約数ペア:

[(1, 61387347), (3, 20462449), (7, 8769621), (19, 3230913), (21, 2923207), (31, 1980237), (49, 1252803), (57, 1076971), (93, 660079), (133, 461559), (147, 417601), (217, 282891), (399, 153853), (589, 104223), (651, 94297), (709, 86583), (931, 65937), (1519, 40413), (1767, 34741), (2127, 28861), (2793, 21979), (4123, 14889), (4557, 13471), (4963, 12369)]