1640628

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{1381}}^1$

素因数の和:1405

約数の個数: 48

約数和(自身を含む): 4643520

約数和(自身を除く): 3002892

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 1381, 2762, 4143, 5524, 8286, 12429, 15191, 16572, 24858, 30382, 37287, 45573, 49716, 60764, 74574, 91146, 136719, 149148, 182292, 273438, 410157, 546876, 820314, 1640628]

約数ペア:

[(1, 1640628), (2, 820314), (3, 546876), (4, 410157), (6, 273438), (9, 182292), (11, 149148), (12, 136719), (18, 91146), (22, 74574), (27, 60764), (33, 49716), (36, 45573), (44, 37287), (54, 30382), (66, 24858), (99, 16572), (108, 15191), (132, 12429), (198, 8286), (297, 5524), (396, 4143), (594, 2762), (1188, 1381)]