9721977

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 14745600

約数和(自身を除く): 5023623

約数列:

[1, 3, 17, 19, 51, 57, 79, 127, 237, 323, 381, 969, 1343, 1501, 2159, 2413, 4029, 4503, 6477, 7239, 10033, 25517, 30099, 41021, 76551, 123063, 170561, 190627, 511683, 571881, 3240659, 9721977]

約数ペア:

[(1, 9721977), (3, 3240659), (17, 571881), (19, 511683), (51, 190627), (57, 170561), (79, 123063), (127, 76551), (237, 41021), (323, 30099), (381, 25517), (969, 10033), (1343, 7239), (1501, 6477), (2159, 4503), (2413, 4029)]