778960026

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{195817}}^1$

素因数の和:195855

約数の個数: 48

約数和(自身を含む): 1924499304

約数和(自身を除く): 1145539278

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 195817, 391634, 587451, 1174902, 1762353, 2545621, 3328889, 3524706, 5091242, 6657778, 7636863, 9986667, 15273726, 19973334, 22910589, 29960001, 43275557, 45821178, 59920002, 86551114, 129826671, 259653342, 389480013, 778960026]

約数ペア:

[(1, 778960026), (2, 389480013), (3, 259653342), (6, 129826671), (9, 86551114), (13, 59920002), (17, 45821178), (18, 43275557), (26, 29960001), (34, 22910589), (39, 19973334), (51, 15273726), (78, 9986667), (102, 7636863), (117, 6657778), (153, 5091242), (221, 3524706), (234, 3328889), (306, 2545621), (442, 1762353), (663, 1174902), (1326, 587451), (1989, 391634), (3978, 195817)]