1291789986

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{21323}}^1$

素因数の和:21790

約数の個数: 32

約数和(自身を含む): 2702177280

約数和(自身を除く): 1410387294

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 439, 878, 1317, 2634, 10097, 20194, 21323, 30291, 42646, 60582, 63969, 127938, 490429, 980858, 1471287, 2942574, 9360797, 18721594, 28082391, 56164782, 215298331, 430596662, 645894993, 1291789986]

約数ペア:

[(1, 1291789986), (2, 645894993), (3, 430596662), (6, 215298331), (23, 56164782), (46, 28082391), (69, 18721594), (138, 9360797), (439, 2942574), (878, 1471287), (1317, 980858), (2634, 490429), (10097, 127938), (20194, 63969), (21323, 60582), (30291, 42646)]