209195844

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{121909}}^1$

素因数の和:121940

約数の個数: 48

約数和(自身を含む): 573464640

約数和(自身を除く): 364268796

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 121909, 243818, 365727, 487636, 731454, 1340999, 1462908, 1584817, 2681998, 3169634, 4022997, 4754451, 5363996, 6339268, 8045994, 9508902, 16091988, 17432987, 19017804, 34865974, 52298961, 69731948, 104597922, 209195844]

約数ペア:

[(1, 209195844), (2, 104597922), (3, 69731948), (4, 52298961), (6, 34865974), (11, 19017804), (12, 17432987), (13, 16091988), (22, 9508902), (26, 8045994), (33, 6339268), (39, 5363996), (44, 4754451), (52, 4022997), (66, 3169634), (78, 2681998), (132, 1584817), (143, 1462908), (156, 1340999), (286, 731454), (429, 487636), (572, 365727), (858, 243818), (1716, 121909)]