207721623

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4561}}^1$

素因数の和:4647

約数の個数: 32

約数和(自身を含む): 315325440

約数和(自身を除く): 107603817

約数列:

[1, 3, 17, 19, 47, 51, 57, 141, 323, 799, 893, 969, 2397, 2679, 4561, 13683, 15181, 45543, 77537, 86659, 214367, 232611, 259977, 643101, 1473203, 3644239, 4072973, 4419609, 10932717, 12218919, 69240541, 207721623]

約数ペア:

[(1, 207721623), (3, 69240541), (17, 12218919), (19, 10932717), (47, 4419609), (51, 4072973), (57, 3644239), (141, 1473203), (323, 643101), (799, 259977), (893, 232611), (969, 214367), (2397, 86659), (2679, 77537), (4561, 45543), (13683, 15181)]