18202401

素因数分解:

$3^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 64

約数和(自身を含む): 33062400

約数和(自身を除く): 14859999

約数列:

[1, 3, 7, 9, 21, 27, 29, 41, 63, 81, 87, 123, 189, 203, 243, 261, 287, 369, 567, 609, 729, 783, 861, 1107, 1189, 1701, 1827, 2187, 2349, 2583, 3321, 3567, 5103, 5481, 7047, 7749, 8323, 9963, 10701, 15309, 16443, 21141, 23247, 24969, 29889, 32103, 49329, 63423, 69741, 74907, 89667, 96309, 147987, 209223, 224721, 288927, 443961, 627669, 674163, 866781, 2022489, 2600343, 6067467, 18202401]

約数ペア:

[(1, 18202401), (3, 6067467), (7, 2600343), (9, 2022489), (21, 866781), (27, 674163), (29, 627669), (41, 443961), (63, 288927), (81, 224721), (87, 209223), (123, 147987), (189, 96309), (203, 89667), (243, 74907), (261, 69741), (287, 63423), (369, 49329), (567, 32103), (609, 29889), (729, 24969), (783, 23247), (861, 21141), (1107, 16443), (1189, 15309), (1701, 10701), (1827, 9963), (2187, 8323), (2349, 7749), (2583, 7047), (3321, 5481), (3567, 5103)]