1289620221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{7121}}^1$

素因数の和:7261

約数の個数: 32

約数和(自身を含む): 1882942848

約数和(自身を除く): 593322627

約数列:

[1, 3, 17, 51, 53, 67, 159, 201, 901, 1139, 2703, 3417, 3551, 7121, 10653, 21363, 60367, 121057, 181101, 363171, 377413, 477107, 1132239, 1431321, 6416021, 8110819, 19248063, 24332457, 25286671, 75860013, 429873407, 1289620221]

約数ペア:

[(1, 1289620221), (3, 429873407), (17, 75860013), (51, 25286671), (53, 24332457), (67, 19248063), (159, 8110819), (201, 6416021), (901, 1431321), (1139, 1132239), (2703, 477107), (3417, 377413), (3551, 363171), (7121, 181101), (10653, 121057), (21363, 60367)]