142788268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2767}}^1$

素因数の和:2894

約数の個数: 48

約数和(自身を含む): 303815680

約数和(自身を除く): 161027412

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 97, 133, 194, 266, 388, 532, 679, 1358, 1843, 2716, 2767, 3686, 5534, 7372, 11068, 12901, 19369, 25802, 38738, 51604, 52573, 77476, 105146, 210292, 268399, 368011, 536798, 736022, 1073596, 1472044, 1878793, 3757586, 5099581, 7515172, 10199162, 20398324, 35697067, 71394134, 142788268]

約数ペア:

[(1, 142788268), (2, 71394134), (4, 35697067), (7, 20398324), (14, 10199162), (19, 7515172), (28, 5099581), (38, 3757586), (76, 1878793), (97, 1472044), (133, 1073596), (194, 736022), (266, 536798), (388, 368011), (532, 268399), (679, 210292), (1358, 105146), (1843, 77476), (2716, 52573), (2767, 51604), (3686, 38738), (5534, 25802), (7372, 19369), (11068, 12901)]