7852005

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{1187}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 16251840

約数和(自身を除く): 8399835

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1187, 1323, 2205, 3561, 5935, 6615, 8309, 10683, 17805, 24927, 32049, 41545, 53415, 58163, 74781, 124635, 160245, 174489, 224343, 290815, 373905, 523467, 872445, 1121715, 1570401, 2617335, 7852005]

約数ペア:

[(1, 7852005), (3, 2617335), (5, 1570401), (7, 1121715), (9, 872445), (15, 523467), (21, 373905), (27, 290815), (35, 224343), (45, 174489), (49, 160245), (63, 124635), (105, 74781), (135, 58163), (147, 53415), (189, 41545), (245, 32049), (315, 24927), (441, 17805), (735, 10683), (945, 8309), (1187, 6615), (1323, 5935), (2205, 3561)]