1421471997

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1853

約数の個数: 56

約数和(自身を含む): 2348918208

約数和(自身を除く): 927446211

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 103, 243, 297, 309, 729, 891, 927, 1133, 1721, 2673, 2781, 3399, 5163, 8019, 8343, 10197, 15489, 18931, 25029, 30591, 46467, 56793, 75087, 91773, 139401, 170379, 177263, 275319, 418203, 511137, 531789, 825957, 1254609, 1533411, 1595367, 1949893, 4600233, 4786101, 5849679, 13800699, 14358303, 17549037, 43074909, 52647111, 129224727, 157941333, 473823999, 1421471997]

約数ペア:

[(1, 1421471997), (3, 473823999), (9, 157941333), (11, 129224727), (27, 52647111), (33, 43074909), (81, 17549037), (99, 14358303), (103, 13800699), (243, 5849679), (297, 4786101), (309, 4600233), (729, 1949893), (891, 1595367), (927, 1533411), (1133, 1254609), (1721, 825957), (2673, 531789), (2781, 511137), (3399, 418203), (5163, 275319), (8019, 177263), (8343, 170379), (10197, 139401), (15489, 91773), (18931, 75087), (25029, 56793), (30591, 46467)]