51264045

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 105210144

約数和(自身を除く): 53946099

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 67, 105, 147, 201, 245, 315, 335, 347, 441, 469, 603, 735, 1005, 1041, 1407, 1735, 2205, 2345, 2429, 3015, 3123, 3283, 4221, 5205, 7035, 7287, 9849, 12145, 15615, 16415, 17003, 21105, 21861, 23249, 29547, 36435, 49245, 51009, 69747, 85015, 109305, 116245, 147735, 153027, 162743, 209241, 255045, 348735, 488229, 765135, 813715, 1046205, 1139201, 1464687, 2441145, 3417603, 5696005, 7323435, 10252809, 17088015, 51264045]

約数ペア:

[(1, 51264045), (3, 17088015), (5, 10252809), (7, 7323435), (9, 5696005), (15, 3417603), (21, 2441145), (35, 1464687), (45, 1139201), (49, 1046205), (63, 813715), (67, 765135), (105, 488229), (147, 348735), (201, 255045), (245, 209241), (315, 162743), (335, 153027), (347, 147735), (441, 116245), (469, 109305), (603, 85015), (735, 69747), (1005, 51009), (1041, 49245), (1407, 36435), (1735, 29547), (2205, 23249), (2345, 21861), (2429, 21105), (3015, 17003), (3123, 16415), (3283, 15615), (4221, 12145), (5205, 9849), (7035, 7287)]