2564001

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 4233600

約数和(自身を除く): 1669599

約数列:

[1, 3, 9, 11, 27, 33, 89, 97, 99, 267, 291, 297, 801, 873, 979, 1067, 2403, 2619, 2937, 3201, 8633, 8811, 9603, 25899, 26433, 28809, 77697, 94963, 233091, 284889, 854667, 2564001]

約数ペア:

[(1, 2564001), (3, 854667), (9, 284889), (11, 233091), (27, 94963), (33, 77697), (89, 28809), (97, 26433), (99, 25899), (267, 9603), (291, 8811), (297, 8633), (801, 3201), (873, 2937), (979, 2619), (1067, 2403)]